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1803 Included in the Louisiana Purchase from France.
1804 Louisiana Purchase organized into the "District of Louisiana" and the
Territory of Orleans (Louisiana).
1805 "District of Louisiana" reorganized as Territory of Louisiana.
1812 Territory of Louisiana reorganized into Missouri Territory (aka The Indian Country).
1819 Western borders of Missouri Territory set by treaty with Spain.
1819 Arkansas Territory organized from Missouri Territory.
Consists of Arkansas and majority of Oklahoma.
1824 Indian Territory (majority of Oklahoma) created from Arkansas Territory.
1834 ?Indian Territory definitely set apart for Indians?
1850 Texas borders finalized. With an unorganized piece (SW KS, OK panhandle).
?added to Missouri Territory?
1854 Missouri Territory (aka The Indian Country) reorganized into
the Nebraska Territory and the Kansas Territory with an unorganized
"public land strip" (Oklahoma panhandle).
1907 Oklahoma admitted to the Union as 46th State.
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12/1998 M.A.Leonard, Last Update-01/02/2006