| Missouri Territory was created in 1812 when Louisiana became a state.New delegate elected on an unknown date.Democratic-Republican gain.New delegate seated January 4, 1813. | nowrap | |} See also 1812 United States elections List of United States House of Representatives elections (1789–1822) 1812 United States presidential election 1812–13 United States Senate elections 12th United States Congress 13th United States Congress Notes References Bibliography External links Office of the Historian (Office of Art & Archives, Office of the Clerk, U.S. House of Representatives)