1820

Missouri Compromise causes Missouri to become a slave state. Maine becomes a free state, and bans slavery in the territory west of Missouri.

Timeline Year

1502	1600	1700	1800	1820	1840	1850	1860	1870	1880	1890
1900	1910	1920	1930	1940	1950	1960	1970	1980	1990	2000

Missouri Compromise causes Missouri to become a slave state. Maine becomes a free state, and bans slavery in the territory west of Missouri.