USA HISTORY

Detailed explanation-1: -Deseret’s boundaries included the present-day state of Utah, most of present-day Nevada and Arizona, and parts of southern California, Wyoming, Colorado, New Mexico, Oregon, and Idaho.

Detailed explanation-2: -At its creation, the Territory of Utah included all of the present-day State of Utah, most of the present-day state of Nevada save for Southern Nevada (including Las Vegas), much of present-day western Colorado, and the extreme southwest corner of present-day Wyoming.

Detailed explanation-3: -“The United States acquired the area of Utah from Mexico in 1848. Utah Territory was organized on September 9, 1850, from the acquired area plus a small portion of territory sold to the United States by Texas.

Detailed explanation-4: -1848. The United States won the Mexican War. In the Treaty of Guadalupe Hidalgo, Mexico had to give what is now the American West (including Utah) to the United States. The leaders of the Mormon settlers began to plan a strategy to gain statehood.