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John C. Frémont

American explorer, military officer, and politician
Also known as: John Charles Frémont

John C. Frémont (born January 21, 1813, Savannah, Georgia, U.S.—died July 13, 1890, New York, New York) was an American military officer and an early explorer and mapmaker of the American West, who was one of the principal figures in opening up that region to settlement and was instrumental in the U.S. conquest and development of California. He was also a politician who ran unsuccessfully for the U.S. presidency in 1856 as the first candidate...