Great Events from 1955 - 1975 By melmuir2004 Oct 4, 1957 Soviet Union successfully launches Sputnik 1. https://images.app.goo.gl/cMqbKFytqsCiyEij9 Jan 20, 1961 John F Kennedy is elected as President. Aug 13, 1961 East Germany begins construction of the Berlin Wall. https://images.app.goo.gl/Nxnm18BKBKhtpsFM8 Nov 22, 1963 John F Kennedy is assassinated. https://images.app.goo.gl/y7y9NzZqDAs3GY798 Nov 22, 1963 Lyndon B. Johnson becomes president. https://images.app.goo.gl/rv9fgJpm5Dgc3hBB8 1969 President Johnson signs the National Environment Policy Act. https://images.app.goo.gl/YAtWMU4t3E5ysC7w6 Jan 20, 1969 Richard M. Nixon is inaugurated President. https://images.app.goo.gl/yLLze8XLU2g1Fqd46 1970 The United States and other nations sign the Treaty for the Nonproliferation of Nuclear Weapons. https://images.app.goo.gl/vg7wMsds5zhG39Jk7
