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
Salt Lake City population of today. Salt Lake City's street grid system is based on the north-south east-west grid plan developed by early church leaders, with the Salt Lake Temple constructed at the city's center. Due to its proximity to the Great Salt Lake, the city was originally named "Great Salt Lake City"; however, the word "great" was dropped from the official name in 1868 by the 17th Utah Territorial Legislature. Immigration of international members of the church, mining booms, and the construction of the first transcontinental railroad initially brought economic growth, and the city was nicknamed the Crossroads of the West. It