WHAT ALL HAPPENED JULY TO SEPTEMBER 1972
Find out what all happened July to September 1972

In Kentucky's Mammoth Cave National Park, a Cave Research Foundation exploration and mapping team discovers a link between the Mammoth and Flint Ridge cave systems, making it the longest known cave passageway in the world. (9. September 1972)

An East German Ilyushin Il-62 crashes during takeoff from East Berlin, killing 156. (14. August 1972)

Dhofar Rebellion: British SAS units help the Omani government against Popular Front for the Liberation of Oman rebels in the Battle of Mirbat. (19. July 1972)

The San Francisco Bay Area Rapid Transit system has its opening day of passenger service. (11. September 1972)

The United States launches Landsat 1, the first Earth-resources satellite. (23. July 1972)

A parcel bomb sent to Israeli Embassy in London kills one diplomat. (19. September 1972)

Sino-Japanese relations: Japan establishes diplomatic relations with the People's Republic of China after breaking official ties with the Republic of China. (29. September 1972)

Roberto Clemente records the 3,000th and final hit of his career. (30. September 1972)

The United States Senate ratifies the Anti-Ballistic Missile Treaty. (3. August 1972)

In Reykjavík, Iceland, American Bobby Fischer beats Russian Boris Spassky to become the world chess champion. (1. September 1972)

Mark Spitz becomes the first competitor to win seven medals at a single Olympic Games. (4. September 1972)

Bugojno group is caught by Yugoslav security forces. (24. July 1972)

Philippine President Ferdinand Marcos signs Proclamation № 1081, placing the entire country under martial law and marking the beginning of his authoritarian rule. (21. September 1972)

Munich Massacre: 9 Israel athletes taken hostage at the Munich Olympic Games by the Palestinian "Black September" terrorist group died (as did a German policeman) at the hands of the kidnappers during a failed rescue attempt. 2 other Israeli athletes are slain in the initial attack the previous day. (6. September 1972)

In an unsuccessful coup d'état attempt, the Royal Moroccan Air Force fires upon Hassan II of Morocco's plane while he is traveling back to Rabat. (16. August 1972)

Vietnam War: the last United States ground combat unit leaves South Vietnam. (11. August 1972)

The United States suffers its first loss of an international basketball game in a disputed match against the Soviet Union at the 1972 Summer Olympics in Munich, Germany. (10. September 1972)

The first Gay Pride march in England takes place. (1. July 1972)

The Troubles: In Operation Motorman, the British Army re-takes the urban no-go areas of Northern Ireland. It is the biggest British military operation since the Suez Crisis of 1956, and the biggest in Ireland since the Irish War of Independence. Later that day, nine civilians are killed by car bombs in the village of Claudy. (31. July 1972)

In a referendum, the people of Norway reject membership of the European Community. (25. September 1972)