May 12 – Portugal and Israel establish diplomatic relations.May 1 – The Taksim Square massacre in Istanbul results in 34 deaths and hundreds of injuries.For the Grateful Dead album, see May 1977 (album). Led Zeppelin sets a new world record attendance for an indoor solo attraction at the Pontiac Silverdome when 76,229 people attend a concert here on the group's 1977 North American Tour.The Cold War between Cambodia and Vietnam evolves into the Cambodian–Vietnamese War.April 28 – A federal court in Stuttgart, West Germany, sentences Red Army Faction members Andreas Baader, Gudrun Ensslin, and Jan-Carl Raspe to life imprisonment.April 24 – In northern Bangladesh, a cyclone killed 13 people and injured about 100 others.April 22 – Optical fiber is first used to carry live telephone traffic.April 18 - An annular solar eclipse was visible in Africa, and was the 29th solar eclipse of Solar Saros 138.April 17 – Belgian Prime Minister Leo Tindemans' Christian Social Party gains eight seats in the lower house in parliamentary elections.April 11 – London Transport's Silver Jubilee AEC Routemaster buses are launched.April 9 – Spain legalizes the Communist Party of Spain, which had been outlawed since 1939.This becomes the deadliest accident in aviation history.Īpril 11: UK Silver Jubilee (25 red buses painted silver). March 27 – Tenerife disaster: A collision between KLM and Pan Am Boeing 747s at Tenerife, Canary Islands, kills 583 people.March 21 – Prime Minister Indira Gandhi withdraws the state of emergency which was implemented on June 25, 1975.Indira Gandhi's Congress Party is routed by the opposition Janata alliance. March 19 – Results of elections to the Indian Parliament are declared.March 12 – The Centenary Test between Australia and England begins at the Melbourne Cricket Ground.March 10 – The rings of Uranus are discovered.March 9 – Hanafi Siege: Approximately a dozen armed Hanafi Movement members take over 3 buildings in Washington, D.C., killing 1 person and taking more than 130 hostages (the hostage situation ends 2 days later).March 8 – The Australian parliament is opened by Elizabeth II in her capacity as Queen of Australia.March 4 – The 1977 Vrancea earthquake in the Vrancea Mountains of Romania kills 1,500.January 31 – The Centre Georges Pompidou is officially opened by French President Valéry Giscard d'Estaing.January 24 – The Massacre of Atocha occurs, during the Spanish transition to democracy.January 23 – Prime Minister Indira Gandhi of India calls for fresh elections to the Lok Sabha, and releases all political prisoners.January 20 – Jimmy Carter is sworn in as the 39th President of the United States.January 19 – An Ejército del Aire CASA C-207C Azor (registration T.7-15) plane crashes into the side of a mountain near Chiva, on approach to Valencia Airport in Spain, killing all 11 people on board.SFR Yugoslavia Prime minister Džemal Bijedić, his wife and 6 others are killed in a plane crash in Bosnia and Herzegovina.Australia's worst railway disaster at Granville, a suburb of Sydney, leaves 83 people dead.Scientists identify a previously unknown bacterium as the cause of the mysterious Legionnaires' disease.49 marines from the USS Trenton and USS Guam are killed as a result of a collision in Barcelona harbour, Spain.Gary Gilmore is executed by firing squad in Utah (the first execution after the reintroduction of the death penalty in the U.S.).January 10 – Mount Nyiragongo erupts in eastern Zaire (now the Democratic Republic of the Congo).The bombings are attributed to an Armenian separatist group. January 8 – Three bombs explode in Moscow within 37 minutes, killing seven.Establishments and disestablishments categoriesġ977 in various calendars Gregorian calendar