1957
1914-1918
1968
2001
1898
2008
1939-1945
1969
1991
1929
World War II
Martin Luther King, Jr. is assassinated
World War I
launch of Sputnik signals beginning of space race with U.S.S.R.
The Spanish-American War
End of the Cold War
The Great Depression begins
U.S. lands men on the moon
election of Barack Obama, first black U.S. president
terrorist attacks on World Trade Center and Pentagon
