ROUTE OF THE COOSA RIVER TO THE GULF. CC BY-SA 3.0. Original: Pfly, using a base map template made with US Federal public domain GIS data; Version 3: John Lambert - This is a modification of File: MobileAlabamaCoosa2.png, which is in Wikimedia under GFDL license.
March 3, 1817: The Alabama Territory is created when Congress passes the enabling act allowing the division of the Mississippi Territory and the admission of Mississippi into the union as a state. Alabama would remain a territory for over two years before becoming the 22nd state in December 1819.