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Idaho Territory - Wikipedia
Idaho Territory in the American Civil War - Wikipedia
Territorial evolution of Idaho - Wikipedia
Idaho | History, Economy, People, & Facts | Britannica
How Idaho Became a State
History | The Official Website of the State of Idaho
Idaho becomes 43rd state | July 3, 1890 - HISTORY
Idaho: When It Was Part of Washington - HistoryLink.org
Idaho History: 1850-1899 - Idaho State University