July 21st in History

1944: American marines capture the western Pacific island of Guam
1959: Savannah', the worlds first nuclear powered merchant ship, is launched
1969: Neil Armstrong becomes the first human to set foot on the Moon
1983: Authorities end Martial Law in Poland
1985: South African government declares State of Emergency
1990: Rock concert in East Berlin, celebrating the removal of the wall, attended by 150,000

July 21st birthdays