1984 The AIDS virus is discovered on April 23. There are 3,300 deaths from the disease by the end of the year.Timeline State: N.A.Timeline Country: N.A.Timeline Subjects: health & medicineEra: 1901-2000 Read more about 1984
1972 President Richard Nixon visits China between February 21 and February 28, initiating the normalization of relations between the nations.Timeline State: N.A.Timeline Country: ChinaTimeline Subjects: international affairsEra: 1901-2000 Read more about 1972
1973 The Treaty of Paris signed on January 27 creates a cease-fire in Vietnam and initiates the U.S. withdrawal from that nation.Timeline State: N.A.Timeline Country: N.A.Timeline Subjects: international affairsEra: 1901-2000 Read more about 1973
1973 OPEC begins an oil embargo against Western industrialized nations on October 17. It remains in effect until March 17, 1974.Timeline State: N.A.Timeline Country: N.A.Timeline Subjects: international affairsEra: 1901-2000 Read more about 1973
1970 The nineteenth U.S. census reveals the nation's population on April 1 is 203,302,032.Timeline State: N.A.Timeline Country: United StatesTimeline Subjects: populationEra: 1901-2000 Read more about 1970
1969 U.S. astronauts, led by Neil Armstrong, land on the moon on July 20.Timeline State: N.A.Timeline Country: United StatesTimeline Subjects: science & technologyEra: 1901-2000 Read more about 1969
1964 On October 11, China explodes its first atomic bomb.Timeline State: N.A.Timeline Country: ChinaTimeline Subjects: international affairsEra: 1901-2000 Read more about 1964
1967 The Six-Day War between Israel and Egypt occurs between June 5 and June 10 and results in an easy victory for the Israelis.Timeline State: N.A.Timeline Country: N.A.Timeline Subjects: international affairsEra: 1901-2000 Read more about 1967
1964 On December 10, 35-year-old Martin Luther King becomes the youngest recipient of the Nobel Peace Prize.Timeline State: N.A.Timeline Country: United StatesTimeline Subjects: civil rightsEra: 1901-2000 Read more about 1964
1960 The eighteenth U.S. census reveals that the nation's population on April 1 is 179,323,175Timeline State: N.A.Timeline Country: United StatesTimeline Subjects: populationEra: 1901-2000 Read more about 1960