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French Invasion of Mexico
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Spanish-American War begins
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Trade wars in China1 Jan 1899
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Panama Canal authorized 1 Jan 1903
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U.S. enters World War I 1 Jan 1917
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U,S. enters World War II1 Jan 1941
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United Nations established 1 Jan 1945
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Berlin Blockade 1 Jan 1948
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Berlin Blockade 1 Jan 1948
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U.S. commits to Vietnam War1 Jan 1965
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SALT I pact1 Jan 1972
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Cuban Missile Crisis1 Jan 1962
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Operation Iragi Freedom1 Jan 2003