Events in the 1900s

In the spirit of making lists...

1999 – Euro introduced
1999 – Kosovo War
1999 – Y2K scare
1998 – Beginning of assembly of International Space Station
1997 – Death of Princess Diana
1994 – Rwandan Genocide
1994 – End of apartheid in South Africa; Nelson Mandela becomes president
1992 – Official end of the Cold War
1991 – Desert Storm
1991 – Collapse of the Soviet Union
1990 – Launch of the Hubble telescope
1990 – World Wide Web invented (Tim Berners-Lee)
1989 – Fall of the Berlin wall
1989 – Tiananmen Square Massacre
1989 – Romanian Revolution (execution of Romanian president Ceausescu and his wife)
1987 – First uprising (“intifada”) of Palestine against Israelis occupying Palestinian territories (West Bank, Gaza Strip)
1986 – Explosion of the Challenger spacecraft
1984 – Indira Gandhi, Prime Minister of India, assassinated
1983 – Reagan announces “Star Wars”
1982 – Falkland Islands invaded by Argentina
1981 – AIDS first identified
1980 – John Lennon assassinated
1980 – Mt St. Helens (US) erupts
1975 – End of the Vietnam War
1969 – Apollo II lands on the Moon
1967 – Arab-Israeli War/Six-Day War; beginning of occupation of West Bank and Gaza Strip by Israelis
1961 – First human spaceflight (Vostok I)
1957 – Launch of Sputnik I
1956 – Suez Crisis
1955 – Beginning of the Vietnam War
1953 – End of the Korean War
1950 – Beginning of the Korean War
1947 – Beginning of the Cold War
1945 – End of World War II
1945 – Nuclear bombing of Hiroshima and Nagasaki
1939 – Beginning of World War II
1939 – End of the Great Depression
1936 – Spanish Civil War
1929 – Stock market crash and beginning of the Great Depression
1918 – End of Word War I
1917 – Russian Revolution
1914 – Beginning of World War I
1903 – First airplane flown

What important world history events am I missing?

My plan is to make another list for the 1800s, the 1700s, and so on.