The United States order of precedence is a nominal and symbolic hierarchy of important positions within the government of the United States. The order is established by the President of the United States and can be changed at his direction. It has no legal standing and is instead used to dictate ceremonial protocol.
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Deaths:
January 20 - Dmitri Ivanovich Mendeleev, Russian chemist and inventor of the Periodic table
May 19 - Auguste Molinier, French historian
July 14 - ...