Mormon pioneers These southern explorations eventually led to Mormon settlements in St. George, Utah, Las Vegas and San Bernardino, California, as well as communities in southern Arizona. By 1885, Mormon communities were being established in northern Mexico. The Mormon pioneers are celebrated annually on July 24 in the State of Utah, known as Pioneer Day. Salt Lake City also has the Mormon Pioneer Memorial Monument, where Brigham Young, Eliza R. Snow, and other Mormon pioneers are buried and where a memorial exists dedicated to all who crossed the plains to the Salt Lake Valley. Additionally, the Pioneer (characterized as "Pioneer Pete") is
John Brown (Mormon pioneer) From 1863 until 1891 he was the bishop of the Pleasant Grove Ward in Pleasant Grove, Utah. He also served for a time as mayor of Pleasant Grove. From 1867 to 1868 he served another mission in the Southern States Mission. He was later made a patriarch in the church. John Brown (Mormon pioneer) John Brown (1820–1897) was a leader among the Mormons in the southern United States and in the Mormon pioneer exodus to the West. He was also a member of the Utah Territorial Legislature. Brown was born in Sumner County, Tennessee. He was baptized as a member