WHAT ALL HAPPENED APRIL TO JULY 1975
Find out what all happened April to July 1975

Apollo–Soyuz Test Project: An American Apollo and a Soviet Soyuz spacecraft dock with each other in orbit marking the first such link-up between spacecraft from the two nations. (17. July 1975)

Prime Minister Indira Gandhi has a state of internal Emergency declared in India. (25. June 1975)

Two FBI agents and a member of the American Indian Movement are killed in a shootout on the Pine Ridge Indian Reservation in South Dakota; Leonard Peltier is later convicted of the murders in a controversial trial. (26. June 1975)

India's first satellite, Aryabhata, is launched. (19. April 1975)

Jimmy Hoffa disappears from the parking lot of the Machus Red Fox restaurant in Bloomfield Hills, Michigan, a suburb of Detroit, at about 2:30 p.m. He is never seen or heard from again, and will be declared legally dead on this date in 1982. (30. July 1975)

Steve Wozniak tested his first prototype of Apple I computer. (29. June 1975)

The Cambodian Civil War ends. The Khmer Rouge captures the capital Phnom Penh and Cambodian government forces surrender. (17. April 1975)

8 people in South Korea, who are involved in People's Revolutionary Party Incident, are hanged. (9. April 1975)

Junko Tabei becomes the first woman to reach the summit of Mount Everest. (16. May 1975)

The Comoros declares independence from France. (6. July 1975)

Space Race: Apollo–Soyuz Test Project features the dual launch of an Apollo spacecraft and a Soyuz spacecraft on the first joint Soviet-United States human-crewed flight. It was both the last launch of an Apollo spacecraft, and the Saturn family of rockets. (15. July 1975)

India annexes Sikkim after the mountain state holds a referendum in which the popular vote is in favor of merging with India. (16. May 1975)

Bobby Fischer refuses to play in a chess match against Anatoly Karpov, giving Karpov the title of World Champion by default. (3. April 1975)

As North Vietnamese forces close in on the South Vietnamese capital Saigon, the Australian Embassy is closed and evacuated, almost ten years to the day since the first Australian troop commitment to South Vietnam. (25. April 1975)

Dibbles Bridge Coach Crash near Grassington, in North Yorkshire, England, kills 33 – the highest ever death toll in a road accident in the United Kingdom. (27. May 1975)

The first game of the Philippine Basketball Association, the second oldest professional basketball league in the world. (9. April 1975)

The Suez Canal opens for the first time since the Six-Day War. (5. June 1975)

Vietnam War: Operation Frequent Wind: The U.S. begins to evacuate U.S. citizens from Saigon prior to an expected North Vietnamese takeover. U.S. involvement in the war comes to an end. (29. April 1975)

Mayagüez incident: the Cambodian navy seizes the American merchant ship SS Mayaguez in international waters. (12. May 1975)

The inaugural Cricket World Cup began in England. (7. June 1975)