US Genealogy Map Project
Image provided by "Graphic Maps"
Image provided by "Graphic Maps"
.... Part of "The Oregon Country", claimed by multiple nations (France,
Spain, Russia, Great Britain and the U.S.).
France relinquished claims in 1803 ?with sale of Louisiana Territory?
1818 Joint claim with Great Britain sets "The Oregon Country" as
being between 42 degrees North to 54 degrees 40 minutes North with the
Eastern boundry as the Continental Divide.
1819 Treaty with Spain sets the Northern border of Spanish claims
at 42 degrees North. Relinquishing claims to "The Oregon Country".
1846 Great Britain relinquish's claims to "The Oregon Country".
1848 "The Oregon Country" organized as the Oregon Territory.
1853 Washington Territory (Washington, Northern Idaho and NorthWest
Montana) created from Oregon Territory. Oregon Territory reorganized
(Oregon, Southern Idaho and WestCentral Wyoming).
1859 Oregon admitted to the Union as 33rd state. Remainder of Oregon
Territory (Southern Idaho and WestCentral Wyoming) added to the Washington
Territory.
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12/1998 M.A.Leonard, Last Update-01/02/2006