WHAT ALL HAPPENED APRIL TO JUNE 1969
Find out what all happened April to June 1969

Vietnam War: Massive antiwar demonstrations occur in many U.S. cities. (5. April 1969)

Melbourne–Evans collision: off the coast of South Vietnam, the Australian aircraft carrier HMAS Melbourne cuts the U.S. Navy destroyer USS Frank E. Evans in half. (3. June 1969)

The EC-121 shootdown incident: North Korea shoots down a United States Navy aircraft over the Sea of Japan, killing all 31 on board. (15. April 1969)

Venera program: Soviet Venera 6 begins its descent into the atmosphere of Venus, sending back atmospheric data before being crushed by pressure. (17. May 1969)

The Battle of Hamburger Hill in Vietnam ends. (20. May 1969)

Governor of Texas Preston Smith signs a bill into law converting the former Southwest Center for Advanced Studies, originally founded as a research arm of Texas Instruments, into the University of Texas at Dallas. (13. June 1969)

The "Chicago Eight" plead not guilty to federal charges of conspiracy to incite a riot at the 1968 Democratic National Convention in Chicago. (9. April 1969)

The respected Holy Quran recitor Shiekh Mohamed Siddiq El-Minshawi passes away. (20. June 1969)

Software Industry IBM announced that effective January 1970 it would price its software and services separately from hardware thus creating the modern software industry. (23. June 1969)

Dr. Denton Cooley implants the first temporary artificial heart. (4. April 1969)

Sirhan Sirhan is convicted of assassinating Robert F. Kennedy. (17. April 1969)

The British ocean liner Queen Elizabeth 2 departs on her maiden voyage to New York City. (2. May 1969)

The Hawker Siddeley Harrier enters service with the Royal Air Force. (1. April 1969)

Vietnam War: United States Secretary of Defense Melvin Laird announces that the United States will start to "Vietnamize" the war effort. (3. April 1969)

Czechoslovakian Communist Party chairman Alexander Dubček is deposed. (17. April 1969)

Nigeria bans Red Cross aid to Biafra. (30. June 1969)

Carlos Lamarca leads the first urban guerrilla action against the military dictatorship of Brazil in São Paulo, by robbing two banks. (9. May 1969)

The International communist conference begins in Moscow. (5. June 1969)

Venera program: Venera 5, a Soviet spaceprobe, lands on Venus. (16. May 1969)

Apollo program: Apollo 10 returns to Earth after a successful eight-day test of all the components needed for the forthcoming first manned moon landing. (26. May 1969)