World War II: Prisoners at the Jasenovac concentration camp revolt. Five hundred twenty are killed and around eighty escape. Date: April 22, 1945 Read more on Wikipedia → 📅 Other events on April 22 📅 Events on this day in 1945 📅 On This Day (Today)

Arab–Israeli War: The port city of Haifa is captured by Jewish forces. Date: April 22, 1948 Read more on Wikipedia → 📅 Other events on April 22 📅 Events on this day in 1948 📅 On This Day (Today)

Korean War: The Chinese People's Volunteer Army begin assaulting positions defended by the Royal Australian Regiment and the Princess Patricia's Canadian Light Infantry at the Battle of Kapyong. Date: April 22, 1951 Read more on Wikipedia → 📅 Other events on April 22 📅 Events on this day in 1951 📅 On This Day (Today)

Red Scare: Witnesses begin testifying and live television coverage of the Army–McCarthy hearings begins. Date: April 22, 1954 Read more on Wikipedia → 📅 Other events on April 22 📅 Events on this day in 1954 📅 On This Day (Today)

American Flyers Airline Flight 280/D crashes on approach to Ardmore Municipal Airport in Ardmore, Oklahoma, killing 83. Date: April 22, 1966 Read more on Wikipedia → 📅 Other events on April 22 📅 Events on this day in 1966 📅 On This Day (Today)

The formation of the Communist Party of India (Marxist–Leninist) is announced at a mass rally in Calcutta. Date: April 22, 1969 Read more on Wikipedia → 📅 Other events on April 22 📅 Events on this day in 1969 📅 On This Day (Today)

British yachtsman Sir Robin Knox-Johnston wins the Sunday Times Golden Globe Race and completes the first solo non-stop circumnavigation of the world. Date: April 22, 1969 Read more on Wikipedia → 📅 Other events on April 22 📅 Events on this day in 1969 📅 On This Day (Today)

Chicano residents in San Diego, California occupy a site under the Coronado Bridge, leading to the creation of Chicano Park. Date: April 22, 1970 Read more on Wikipedia → 📅 Other events on April 22 📅 Events on this day in 1970 📅 On This Day (Today)

The first Earth Day is celebrated. Date: April 22, 1970 Read more on Wikipedia → 📅 Other events on April 22 📅 Events on this day in 1970 📅 On This Day (Today)

Pan Am Flight 812 crashes on approach to Ngurah Rai International Airport in Denpasar, Bali, Indonesia, killing all 107 people on board. Date: April 22, 1974 Read more on Wikipedia → 📅 Other events on April 22 📅 Events on this day in 1974 📅 On This Day (Today)