History of Salt Lake City Salt Lake City, where it has stayed ever since. The city's name was officially changed to "Salt Lake City" at the same time. In 1857, when the Mormon practice of polygamy came to national awareness, President James Buchanan responded to public outcry by sending an army of 2500 soldiers, called the Utah Expedition, to investigate the LDS Church and install a non-LDS governor to replace Brigham Young. In response, Brigham Young imposed martial law, sending the Utah militia to harass the soldiers, a conflict called the Utah War. Young eventually surrendered to federal control when the new territorial governor, Alfred
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