and taking more than 130 hostages (the hostage situation ends 2 days later). March 10 – The rings of Uranus are discovered. March 12 – The Centenary Test between Australia and England begins at the Melbourne Cricket Ground. March 19 – Results of elections to the Indian Parliament are declared. Indira Gandhi's Congress Party is routed by the opposition Janata alliance. March 21 – Prime Minister Indira Gandhi withdraws the state of emergency which was implemented on June 25, 1975. March 27 – Tenerife disaster: A collision between KLM and Pan Am Boeing 747s at Tenerife, Canary Islands, kills 583 people. This becomes the deadliest accident in aviation history. April April 2 – Horse racing: Red Rum wins a record third Grand National at Aintree Racecourse in the UK. April 4 – Southern Airways Flight 242 crashes on a highway in New Hope, Georgia, United States, killing 72 people. April 7 – German Federal Prosecutor Siegfried Buback and his driver are shot by Red Army Faction members while waiting at a red light near his home in Karlsruhe. The "Ulrike Meinhof Commando" later claims responsibility. April 9 – Spain legalizes the Communist Party of Spain, which had been outlawed since 1939. April 11 – London Transport's Silver Jubilee AEC Routemaster buses are launched. April 17 – Belgian Prime Minister Leo Tindemans' Christian Social Party gains eight seats in the lower house in parliamentary elections. April 18 - An annular solar eclipse was visible in Africa, and was the 29th solar eclipse of Solar Saros 138. April 22 – Optical fiber is first used to carry live telephone traffic. April 24 – In northern Bangladesh, a cyclone kills 13 people and injures about 100 others. 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 30 – The Cold War between Cambodia and Vietnam evolves into the Cambodian–Vietnamese War. May May 1 – The Taksim Square massacre in Istanbul results in 34 deaths and hundreds of injuries. May 12 – Portugal and Israel establish diplomatic relations. May 14 The 1977 IAS Cargo Boeing 707 airplane crash in Lusaka, Zambia kills all six on board. In Milan, Italy, during a far-left demonstration, a hooded person shoots at the police, killing a policeman, Antonio Custra. The scene is photographed and the picture of the hooded man shooting