1. In 1864, the Utah War ended when U.S. soldiers arrived in Salt Lake City under the command of Patrick Edward Connor. The conflict began in 1857 when U.S. President James Buchanan sent troops to Utah Territory to assert federal authority and replace Brigham Young as governor.

2. The Utah State Capitol building was dedicated on October 20, 1916. The structure, located in downtown Salt Lake City, took nearly five years to build and features a distinctive copper dome that was inspired by the dome of St. Peter's Basilica in Rome.

3. On October 20, 1966, the Church of Jesus Christ of Latter-day Saints announced the construction of a new temple in Washington D.C. The temple, which was completed in 1974, became the 16th operating temple in the church and served members in the eastern United States.

4. In 1977, the first ski lift at the Snowbird resort in Little Cottonwood Canyon was dedicated. The Peruvian Express lift was the first high-speed detachable quad chairlift in North America and helped establish Snowbird as one of the premier ski destinations in Utah.

5. Utah Jazz player Karl Malone made his NBA debut on October 20, 1985. Malone, who played for the Jazz from 1985 to 2003, is widely regarded as one of the greatest power forwards in NBA history and led the team to two NBA Finals appearances in the late 1990s.