Missouri Compromise 密苏里妥协案(1820)(02) BRITISH CANADA 1820 U.S and MICH UNORGANIZED TERR TERRITORY Transcontinental Treaty. lIne, 1819 PENNA ONN LL.IND DEL SPANISH MEXICO TENN NC (Missouri ARKANSAS TERR Comproml Free states and Line) S C: territories ALA.GA Slave states and territories Closed to slavery in Missouri Compromise Open to slavery in GULF OF MEXICO Missouri CompromiseMissouri Compromise 密苏里妥协案 （1820）(10-2-1)