1986 Event U.S. informs New Zealand it will not defend it against attack 1963 Event U.S.S.R. informs John F. Kennedy it's withdrawing several thousand troops from Cuba 1942 Event Werner Heisenberger informs nazis about uranium project "Wunderwaffen" 1939 Event Albert Einstein informs Franklin D. Roosevelt of possibilities of atomic bomb 1939 Event Chaim Weizmann informs England that Palestine Jews will fight in WW II 1937 Event Hitler informs his military leader of his intentions of going to war