WHAT ALL HAPPENED APRIL TO OCTOBER 1974
Find out what all happened April to October 1974

The first ulnar collateral ligament replacement surgery (Tommy John surgery) performed, on baseball player Tommy John. (25. September 1974)

Emperor Haile Selassie of Ethiopia, 'Messiah' of the Rastafari movement, is deposed following a military coup by the Derg, ending a reign of 58 years. (12. September 1974)

The Airbus A300 passenger aircraft first enters service. (30. May 1974)

The Greek military junta collapses, and former Prime Minister Konstantinos Karamanlis is invited to lead the new government. (23. July 1974)

Yuk Young-soo, First Lady of South Korea, is killed during an apparent assassination attempt upon President, Park Chung-hee. (15. August 1974)

Thirty-three civilians are killed and over 300 injured when the Ulster Volunteer Force (UVF) explodes car bombs in Dublin and Monaghan, Republic of Ireland. It is the highest number of casualties in any one day during The Troubles. An Irish parliament committee, and others, allege that British security forces were involved. (17. May 1974)

Spetsgruppa A, Russia's elite special force, was formed. (28. July 1974)

Juventude Africana Amilcar Cabral is founded in Guinea-Bissau. (12. September 1974)

The second Turkish invasion of Cyprus begins; 140,000 to 200,000 Greek Cypriots become refugees. 6,000 massacred, 1,619 missing. (14. August 1974)

A new Instrument of Government is promulgated making Sweden a parliamentary monarchy. (6. June 1974)

The SR-71 Blackbird sets (and holds) the record for flying from New York to London in the time of 1 hour, 54 minutes and 56.4 seconds at a speed of 1,435.587 miles per hour (2,310.353 km/h). (1. September 1974)

In the United Kingdom, the metropolitan and non-metropolitan counties come into being. (1. April 1974)

In Nicosia, Cyprus, Greek Junta-sponsored nationalists launch a coup d'état, deposing President Makarios and installing Nikos Sampson as Cypriot president. (15. July 1974)

The Super Outbreak occurs, the second biggest tornado outbreak in recorded history (after the April 25–28, 2011 tornado outbreak). The death toll is 315, with nearly 5,500 injured. (3. April 1974)

Western Union (in cooperation with NASA and Hughes Aircraft) launches the United States' first commercial geosynchronous communications satellite, Westar 1. (13. April 1974)

Franklin National Bank collapses due to fraud and mismanagement; at the time it is the largest bank failure in the history of the United States. (8. October 1974)

Watergate scandal: U.S. President Richard Nixon releases subpoenaed White House recordings after being ordered to do so by the Supreme Court of the United States. (30. July 1974)

Carnation Revolution: A leftist military coup in Portugal overthrows the fascist Estado Novo regime and establishes a democratic government. (25. April 1974)

Guildford pub bombings: bombs planted by the Provisional Irish Republican Army (IRA) kill four British soldiers and one civilian. (5. October 1974)

The Argentine terrorist organization Montoneros is expelled from Plaza de Mayo by president Juan Perón. (1. May 1974)