Dearborn, Henry at English => English (The Britannica Concise) Of Explained:
U.S. army officer and secretary of war (1801-9). Born in Hampton, N.H., he fought in the Amer. Revolution and later was appointed marshal for the District of Maine (1789-93). He represented Massachusetts in the U.S. House of Representatives (1793-97), was secretary of war under Pres. T. Jefferson, and ordered the establishment of Ft. Dearborn at "Chikago" in 1803. In the War of 1812, he commanded several failed attempts to invade Canada and was recalled by Pres. J. Madison.