CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins85% CONFIDENCEOverall confidence: 85%How well the pin's source and references back up its dates.Weighted average of how firmly 4 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Wikipedia[1], the ASDSO Dam Safety[4] journal abstract and the ASDSO dam-failure case study all state that Teton Dam failed on 5 June 1976, with the breach at about 11:55 a.m. per the case study.
Idaho's new Teton Dam breached around midday on 5 June 1976 as its reservoir filled for the first time, releasing the entire lake, flooding five counties and killing 11 people.
CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins93% CONFIDENCEOverall confidence: 93%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
The source[1] is explicit about both clocks: the quake hit "at 03:42:55 on 28 July (19:42:55, 27 July UTC) 1976". The pin is stored in UTC, so it falls on 27 July even though the earthquake is known by its local date of 28 July.
A magnitude 7.5 earthquake struck directly beneath Tangshan at 3:42 a.m. local time, and within minutes 85% of the city's buildings were down. The official toll was 242,469 dead; historians accept at least 300,000.
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins50% CONFIDENCEOverall confidence: 50%How well the pin's source and references back up its dates.Weighted average of how firmly 4 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins from 50% to 74% confidence
Estimated: Morinaga's 3 Sept 2026 release says Pino launched in 1976 and reaches its 50th anniversary in October 2026, implying an October 1976 start; no exact day is published, so 1 October is used.[1]
Morinaga Milk Industry's Pino has been sold since 1976 and reaches its 50th anniversary in October 2026; the bite-sized vanilla ice cream in a chocolate coating comes six pieces to a pack.
120 Montague Street, Brooklyn Heights, Brooklyn, New York, United StatesHäagen-Dazs
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins63% CONFIDENCEOverall confidence: 63%How well the pin's source and references back up its dates.Weighted average of how firmly 5 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins from 50% to 74% confidence
Estimated: the brand history says "1976 Reuben's daughter Doris opens the first Häagen-Dazs shop in Brooklyn Heights"; the exact day, 15 November, comes from Wikipedia[2] and a photo of the shop's sign ("Established November 15, 1976") but no brand or news page opened states the day.
Doris Mattus opened the first Häagen-Dazs scoop shop at 120 Montague Street in Brooklyn Heights in 1976, serving the three original flavours of vanilla, chocolate and coffee; the shop's own sign gives 15 November 1976.
Stanford University, 450, Jane Stanford Way, Stanford, Santa Clara County, California, 94305, United StatesStanford University
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins75% CONFIDENCEOverall confidence: 75%How well the pin's source and references back up its dates.Weighted average of how firmly 3 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
The paper's own running head gives the issue and no day: "IEEE TRANSACTIONS ON INFORMATION THEORY, VOL. IT-22, NO. 6, NOVEMBER 1976". A month with no day is estimated at that month's last day.[1]
Whitfield Diffie and Martin Hellman propose public-key cryptography and a way for two parties to agree a secret key over an open channel. It is the idea that later makes e-commerce and secure messaging possible.
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins90% CONFIDENCEOverall confidence: 90%How well the pin's source and references back up its dates.Weighted average of how firmly 5 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Visit Gangnam[1] (Gangnam-gu tourism) and Taste Korean Food[5] both say it opened in Apgujeong in 1976. Year-only, so estimated.
Apgujeong's original 'garden' galbi house (1976), renovated and reopened June 2022, famed for marinated short ribs and seating about 600.
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins63% CONFIDENCEOverall confidence: 63%How well the pin's source and references back up its dates.Weighted average of how firmly 4 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins from 50% to 74% confidence
Estimated: Japanese Wikipedia[1] and Good Luck Trip both give 1977 only; month and day are not published.
Rokkatei's Marusei Butter Sand, two biscuits sandwiching white chocolate, Hokkaido butter and rum-soaked raisins, was released in 1977 to commemorate the Obihiro confectioner's name change, and became a Hokkaido souvenir staple.
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins59% CONFIDENCEOverall confidence: 59%How well the pin's source and references back up its dates.Weighted average of how firmly 5 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins from 50% to 74% confidence
A Japanese anniversary page and two review blogs give 1977 (Showa 52) as the launch year; no month or day is published, so 1 January is a placeholder.[1]
Sanko Seika's Yuki no Yado, a salted salad senbei dotted with milky sugar icing made with Hokkaido cream, went on sale in Japan in 1977 and has its own anniversary on 10 August.
Shrine Auditorium, 665, West Jefferson Boulevard, University Park, Historic South-Central, Los Angeles, Los Angeles County, California, 90007, United StatesAcademy of Country Music
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Billboard's[4] 5 March 1977 report says Gilley won 'at the Feb. 17 awards show at the Los Angeles Shrine Auditorium'; a wire story reprinted on 18 February 1977 (cited by Wikipedia[3] as 'Gilley Gets Six Music Awards') fits that date. Wikipedia lists 24 February 1977, which conflicts and is not used. No start time is stated, so the pin is the all-day date.
The 12th Academy of Country Music Awards were held on 17 February 1977 at the Shrine Auditorium in Los Angeles; Mickey Gilley took Entertainer of the Year and four more awards before a record crowd of about 4,000, the first time the show was opened to the public.
Hollywood Palladium, 6215, West Sunset Boulevard, Hollywood, Los Angeles, Los Angeles County, California, 90028, United StatesRecording Academy
CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins83% CONFIDENCEOverall confidence: 83%How well the pin's source and references back up its dates.Weighted average of how firmly 4 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Wikipedia[3] dates the 19th Annual Grammy[1][2] Awards to 19 February 1977 at the Hollywood Palladium; The Current's[4] music-history note confirms Wonder won Album of the Year 'today in 1977' on 19 February; no start time is given, so the pin is the all-day date.
At the 19th Grammy Awards on 19 February 1977 Stevie Wonder's Songs in the Key of Life won Album of the Year, his third in four years; George Benson's "This Masquerade" won Record of the Year and Starland Vocal Band Best New Artist.
Roy E. Disney - Feature Animation Building, Riverside Drive, Burbank, Los Angeles County, California, 91521, United StatesWalt Disney Animation Studios
CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins81% CONFIDENCEOverall confidence: 81%How well the pin's source and references back up its dates.Weighted average of how firmly 5 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Wikipedia's[2][3] article for the film and its list of Walt Disney Animation Studios films give the US release as 11 March 1977. The Numbers[4] lists domestic release(s): March 11th, 1977 (Wide) by Walt Disney.
The Many Adventures of Winnie the Pooh is a 1977 American animated musical fantasy film produced by Walt Disney Productions, based on characters appearing in the Winnie-the-Pooh stories by A. A. Milne and E. H. Shepard. It reached US theaters on 11 March 1977.
CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins90% CONFIDENCEOverall confidence: 90%How well the pin's source and references back up its dates.Weighted average of how firmly 1 reference, the source included, supports the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better10%
Released theatrically on June 17, 1977 per the film's Wikipedia[1] infobox.
Exorcist II: The Heretic is a 1977 American supernatural science fiction horror film directed by John Boorman and written by William Goodhart. It is the second installment in The Exorcist film series and the sequel to The Exorcist (1973), and stars Linda Blair, Richard Burton, Louise Fletcher, Max von Sydow, Kitty Winn, Paul Henreid, and James Earl Jones.
Roy E. Disney - Feature Animation Building, Riverside Drive, Burbank, Los Angeles County, California, 91521, United StatesWalt Disney Animation Studios
CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins81% CONFIDENCEOverall confidence: 81%How well the pin's source and references back up its dates.Weighted average of how firmly 5 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Wikipedia's[2][3] article for the film and its list of Walt Disney Animation Studios films give the US release as 22 June 1977.
The Rescuers is a 1977 American animated adventure film produced by Walt Disney Productions and released by Buena Vista Distribution. It reached US theaters on 22 June 1977.
CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins83% CONFIDENCEOverall confidence: 83%How well the pin's source and references back up its dates.Weighted average of how firmly 5 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Berlin newspaper reporting on Marzahn's 40th anniversary states the construction brigade Peter Zeises of VEB Wohnungsbaukombinat Berlin set the first panel of a QP 71/WBS 70 building at Marchwitzastraße on 8 July 1977.[1]
A VEB Wohnungsbaukombinat Berlin construction brigade set the first concrete panel of a WBS 70 apartment block at Marchwitzastraße on 8 July 1977, starting what became Europe's largest prefabricated housing estate with 103,000 flats built in 15 years.
West Hackberry Strategic Petroleum Reserve, Hackberry, Cameron Parish, LA 70645, United StatesUS Department of Energy
CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins90% CONFIDENCEOverall confidence: 90%How well the pin's source and references back up its dates.Weighted average of how firmly 3 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
DOE's own 40th-anniversary piece gives the day: "On July 21, 1977, the SPR received its first oil delivery."[1]
The Strategic Petroleum Reserve took its first delivery on 21 July 1977: about 412,000 barrels of Saudi Arabian light crude, pumped into salt caverns near Lake Charles, Louisiana. Construction had started that April, when the government bought up existing caverns along the Gulf Coast rather than wait to dig its own.
Bruce A Nuclear Generating Station, Tiverton, Ontario, Canada
CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins95% CONFIDENCEOverall confidence: 95%How well the pin's source and references back up its dates.Weighted average of how firmly 1 reference, the source included, supports the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Panama Canal Authority, Marañón, Corozal West, Ciudad del Saber, Ancón, Distrito de Panamá, Provincia de Panamá, 0843, PanamáPanama Canal Authority
CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins81% CONFIDENCEOverall confidence: 81%How well the pin's source and references back up its dates.Weighted average of how firmly 5 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
HISTORY.com[1][4], Wikipedia[2][3] and Panama Canal Authority magazine El Faro del Canal[5] all give 7 September 1977 for the signing in Washington, D.C.
On 7 September 1977 US President Jimmy Carter and Panama's General Omar Torrijos signed two treaties in Washington that replaced the 1903 canal treaty and promised Panama control of the canal at the end of the century.
Domodedovo International Airport, Domodedovo, Moscow Oblast, RussiaTupolev
CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins77% CONFIDENCEOverall confidence: 77%How well the pin's source and references back up its dates.Weighted average of how firmly 5 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
AeroCorner[1]: "Aeroflot opened Tu-144 passenger service on Nov. 1, 1977, between Moscow and Alma-Ata"; Yesterday's Airlines[5]: "real passenger service didn't start until November 1, 1977 flying between Moscow and Alma Ata".
Aeroflot began passenger flights with the Tu-144 on 1 November 1977 on the 3,100 km Moscow to Alma-Ata route; the service lasted until 1 June 1978, 55 passenger flights in all.
36 1/2 Rue Saint-Pierre, Québec, QC G1K 3Z6Tanière³
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins90% CONFIDENCEOverall confidence: 90%How well the pin's source and references back up its dates.Weighted average of how firmly 1 reference, the source included, supports the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Opened in 1977 (year only, so estimated at year end), per Wikipedia. Restaurant information verified October 8, 2026.[1]
An immersive Québec tasting menu served in the historic vaults of Petit Champlain.
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins90% CONFIDENCEOverall confidence: 90%How well the pin's source and references back up its dates.Weighted average of how firmly 3 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better4.8/5
The cited source supports the branch opening year; the final day of that year is an estimated timeline anchor, not a verified opening day.[1]
Brigantine Del Mar in Del Mar. Published specials, menus and service conditions are shown in the restaurant details.
Lotte Wellfood, Yangpyeong-dong, Yeongdeungpo-gu, Seoul, South KoreaLotte
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins67% CONFIDENCEOverall confidence: 67%How well the pin's source and references back up its dates.Weighted average of how firmly 5 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins from 50% to 74% confidence
Year only. Korean Wikipedia[1][2] and Seoulscope[3] say Lotte began making Choco Pie in 1978; English Wikipedia (uncited) says 1979. No month/day found, so 1 January 1978 is a placeholder.
Lotte Confectionery launched its own marshmallow-filled Choco Pie in 1978, four years after Orion's 1974 original, with its Korean launch year given as 1979 by English Wikipedia.
Shrine Auditorium, 665, West Jefferson Boulevard, University Park, Historic South-Central, Los Angeles, Los Angeles County, California, 90007, United StatesRecording Academy
CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins85% CONFIDENCEOverall confidence: 85%How well the pin's source and references back up its dates.Weighted average of how firmly 3 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Grammy.com[1][2]'s GRAMMY Rewind lists the 20th Annual GRAMMY Awards as 'Feb. 23, 1978'; no start time is given, so the pin is the all-day date.
At the 20th Grammy Awards on 23 February 1978 at the Shrine Auditorium, Fleetwood Mac's Rumours won Album of the Year, the Eagles' "Hotel California" Record of the Year, "Evergreen" Song of the Year and Debby Boone Best New Artist.
Shrine Auditorium, 665, West Jefferson Boulevard, University Park, Historic South-Central, Los Angeles, Los Angeles County, California, 90007, United StatesAcademy of Country Music
CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins85% CONFIDENCEOverall confidence: 85%How well the pin's source and references back up its dates.Weighted average of how firmly 6 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Billboard's[4][5] 6 May 1978 report from Los Angeles says the 13th annual Academy of Country Music awards were 'presented at the Shrine Auditorium here Thursday (27)', and Billboard's 15 April 1978 column said the show would be taped in Los Angeles on April 27. Wikipedia[3] lists 12 April 1978, which conflicts with both and is not used. No start time is stated, so the pin is the all-day date.
The 13th Academy of Country Music Awards were presented on Thursday, 27 April 1978 at the Shrine Auditorium in Los Angeles; Kenny Rogers swept Album, Single and Song with "Lucille" plus Male Vocalist, and Dolly Parton, absent, won Entertainer of the Year in a surprise.
Aéroport de Toulouse-Blagnac, Rue Jean Cocteau, Font-Grasse, Grand-Noble, Blagnac, Toulouse, Haute-Garonne, Occitania, Metropolitan France, 31700, FranceAirbus
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Airways Magazine says Airbus[4] 'launched the A300B10, known as the A310, into production on July 7, 1978' and that Swissair and Lufthansa placed their orders on that date.
Airbus launched the shortened, longer-range A310 (originally the A300B10) into production on 7 July 1978 on the strength of orders from Swissair and Lufthansa.
Boeing 40-33, Airport Road, Everett, Snohomish County, Washington, 98204, United StatesBoeing Commercial Airplanes
CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins82% CONFIDENCEOverall confidence: 82%How well the pin's source and references back up its dates.Weighted average of how firmly 5 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Airways says 'United became the launch customer for the type on July 14, 1978 when it placed an order for 30, with options on 37'; Wikipedia[2]: 'launched as the 7X7 program on July 14, 1978'. The 1978 Piedmonitor newsletter reports the same order without a day.
On 14 July 1978 United Airlines ordered 30 Boeing 767-200 twinjets worth US$1.2 billion, giving Boeing the launch customer for its first twin-aisle twinjet. United bundled it with 30 727-200s in a package then billed as the largest single transaction in commercial aviation.
CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins83% CONFIDENCEOverall confidence: 83%How well the pin's source and references back up its dates.Weighted average of how firmly 6 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
The Seattle Times[1][6] series says 'In a series of announcements on Aug. 31, 1978, Boeing, Rolls Royce, British Airways and Eastern Airlines revealed that the 757 was going forward, with a total of 40 orders worth more than $1 billion.'
On 31 August 1978 Boeing, Rolls-Royce, British Airways and Eastern Air Lines announced that the 757 would go ahead, with 40 orders worth more than US$1 billion. The jet was sealed with a handshake between Eastern's Frank Borman and Boeing's Tex Boullioun during a car ride at Miami airport.
601 Lexington Avenue, Manhattan, New York, NYCiticorp
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins69% CONFIDENCEOverall confidence: 69%How well the pin's source and references back up its dates.Weighted average of how firmly 3 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins from 50% to 74% confidence
Happened as dated, per the source[1]: "Repairs were completed in October 1978."
Engineers quietly finished weeks of overnight welding that fixed a hidden wind-bracing flaw in Manhattan's Citicorp Center, averting a possible collapse.
Three Mile Island, 2625 River Road, Londonderry Township, Pennsylvania, United States
CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins95% CONFIDENCEOverall confidence: 95%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
The cited source explicitly dates this event; the pin records the stated calendar day.[1]
Three Mile Island’s second reactor enters commercial service, less than three months before its 1979 accident.
2184 Creek Street, Yountville, Napa County, California 94599, United StatesThe French Laundry
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins73% CONFIDENCEOverall confidence: 73%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins from 50% to 74% confidence3/3
The source[1] gives the year but no day - "Sally Schmitt opened The French Laundry in 1978 and designed her menus around local, seasonal ingredients" - so the pin sits on that year's last day, as a year-only date does.
Sally Schmitt opened the restaurant in a stone building in Napa Valley in 1978 and built her menus around local, seasonal produce. Thomas Keller bought it in 1994 and it now holds three Michelin stars.
Embassy of the United States, Liangmaqiao Road, Chaoyang, Beijing, ChinaUS Department of State
CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins82% CONFIDENCEOverall confidence: 82%How well the pin's source and references back up its dates.Weighted average of how firmly 3 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
The Office of the Historian states that "the Joint Communiqué stated that the United States would begin official diplomatic relations with the People's Republic of China on January 1, 1979, and that the two countries would open Embassies on March 1". The agreement itself was announced on 15 December 1978.[1]
From 1 January 1979 Washington recognised the People's Republic as the sole legal government of China and withdrew recognition from Taipei, ending thirty years in which the United States had treated the Republic of China on Taiwan as the government of all China.
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United States Bureau of Reclamation
