President Richard Nixon died of a stroke at the age of 81.
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The Paris Agreement was opened for signatures.
The German army used chlorine gas for the first time.
General Laborer Thomas Stevens started his first bicycle trip around the world.
Thieves stole $3.3 million from the First National Bank of Arizona in Tucson.
Sir Robin Knox-Johnston completed the world's first non-stop, single-handed global circumnavigation.
