1960s By lapa Period: Jan 1, 1960 to Dec 31, 1969 1960s Feb 22, 1960 Most Powerful Earthquake Ever Recorded Hits Chile Feb 22, 1961 Tsar Bomba, the Largest Nuclear Weapon to Ever Be Exploded Feb 22, 1962 Marilyn Monroe Found Dead Feb 22, 1963 Martin Luther King Jr. Makes His "I Have a Dream" Speech Mar 22, 1963 JFK Assassinated Sep 22, 1963 March on Washington Feb 22, 1964 Italy Asks for Help to Stabilize the Leaning Tower of Pisa Feb 22, 1964 Nelson Mandela Sentenced to Life in Prison Dec 22, 1964 Japan's First Bullet Train Line Opens May 22, 1965 Malcolm X Assassinated Feb 22, 1966 Nazi Albert Speer Released From Spandau Prison Nov 22, 1967 Australian Prime Minister Disappears Feb 22, 1968 Nerve Gas Leak in Utah Kills 6,000 Sheep May 22, 1969 ARPANET, the Precursor of the Internet, Created