USA HISTORY

Detailed explanation-1: -After the Mexican–American War, Utah became part of the United States and slavery was officially legalized in Utah Territory on February 4, 1852 with the passing of the Act in Relation to Service. It was repealed on June 19, 1862 when Congress prohibited slavery in all US territories.

Detailed explanation-2: -Slavery was legal in Utah due to the Compromise of 1850, which created the Utah Territory and declared that its people could decide the slavery issue for themselves.

Detailed explanation-3: -Then, in 1862, Congress outlawed slavery in all United States territories, including Utah.

Detailed explanation-4: -By 1850 the U.S. Census counted 26 slaves and 24 free people of color in the territory. In 1860 the numbers were 29 and 30. It wasn’t until 1862, when the U.S. Congress abolished slavery in the territories, that all human beings in Utah were finally free.