Utahs History By i love disneyland! Jul 24, 1847 mormons arrived in utah Sep 11, 1857 Mountain Meadows Massacre May 10, 1869 promontary summit Jul 30, 1870 cornerstone church was built by someone besides the mormons Mar 3, 1887 Edmunds Tucker Act Jan 4, 1896 Utah became a state Jun 4, 1903 kennecott mine in utah started
