The following timeline traces the territorial evolution of the U.S. State of Utah.

Timeline

Historical territorial claims of Spain in the present State of Utah:

• Nueva Vizcaya, 1562–1821

• Santa Fé de Nuevo Méjico, 1598–1821

Gran Cuenca, 1776–1821

• Adams-Onís Treaty of 1819

• Treaty of Córdoba of 1821

Historical territorial claims of Mexico in the present State of Utah:

• Santa Fé de Nuevo México, 1821–1848

Gran Cuenca, 1821–1848

• Treaty of Guadalupe Hidalgo of 1848

Historical political divisions of the United States in the present State of Utah:

Unorganized territory created by the Treaty of Guadalupe Hidalgo, 1848–1850

• Compromise of 1850

• State of Deseret (extralegal), 1849–1850

Territory of Utah, 1850–1896

• Utah Organic Act, September 9, 1850

• Eastern portion of the Utah Territory is incorporated into the new Territory of Colorado, February 28, 1861

• Western portion of the Utah Territory is incorporated into the new Territory of Nevada, March 2, 1861

• North-eastern portion of the Utah Territory is transferred to the Territory of Nebraska, March 2, 1861

• Western 53 miles of the Utah Territory is transferred to the Territory of Nevada, July 14, 1862

• Another 53 miles of the Utah Territory is transferred to the State of Nevada, May 5, 1866

• North-eastern corner of the Utah Territory is incorporated into the new Territory of Wyoming, July 25, 1868

• Utah Enabling Act, July 16, 1894

• Territory of Jefferson (extralegal), 1859–1861

• State of Utah since January 4, 1896

See also

• History of Utah

• Territorial evolution of the United States

• Utah Transfer of Public Lands Act

• Territorial evolution of Arizona

• List of territorial claims and designations in Colorado

• Territorial evolution of Idaho

• Territorial evolution of Nevada

• Territorial evolution of New Mexico

• Territorial evolution of Wyoming

References

External links

State of Utah website

• Utah History

• Utah State History