Washington Territory
Appearance
Territory of Washington | |||||||||||||
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Organized incorporated territory of the United States | |||||||||||||
Capital | Olympia | ||||||||||||
History | |||||||||||||
• Type | Organized incorporated territory | ||||||||||||
History | |||||||||||||
• Split from Oregon Territory | March 2, 1853[1] | ||||||||||||
• Idaho Territory split off | March 4, 1863 | ||||||||||||
November 11, 1889 | |||||||||||||
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The Territory of Washington was an organized incorporated territory of the United States. It was a territory from March 2, 1853, until November 11, 1889. In 1889, it became the State of Washington. It was made from Oregon Territory north of the lower Columbia River and north of the 46th parallel east of the Columbia. At its largest, it covered all of Idaho. It also covered Montana and Wyoming. In 1963 it was in its final boundaries.
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The Washington Territory (green) and the Oregon Territory (blue) in 1853
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The Washington Territory (green) and the State of Oregon in 1859