Territory of Idaho | |||||||||||||||||
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Organized incorporated territory of the United States | |||||||||||||||||
1863–1890 | |||||||||||||||||
Capital | Lewiston (1863–1866) Boise (1866–1890) | ||||||||||||||||
Government | |||||||||||||||||
• Type | Organized incorporated territory | ||||||||||||||||
Governor | |||||||||||||||||
• First | William H. Wallace | ||||||||||||||||
• Last | George L. Shoup | ||||||||||||||||
History | |||||||||||||||||
3 March 1863 | |||||||||||||||||
• Montana Territory split off & land ceded to Dakota Territory | May 28, 1864 | ||||||||||||||||
• Wyoming Territory formed | July 25, 1868 | ||||||||||||||||
3 July 1890 | |||||||||||||||||
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The Territory of Idaho was an organized incorporated territory of the United States that existed from March 3, 1863,[1] until July 3, 1890, when the final extent of the territory was admitted to the Union as Idaho.