1. The Utah Territory was established on September 9, 1850, but it wasn't until September 12, 1850, that Brigham Young was officially appointed as the first governor of the territory.
2. On September 12, 1877, the first branch of the Church of Jesus Christ of Latter-day Saints was organized in Mexico, marking the beginning of the LDS Church's expansion into Mexico and Central America.
3. In 1913, the Utah State Capitol building was completed after four years of construction. The building's cornerstone was laid on September 12, 1912, and it was dedicated one year later on the same date.
4. September 12, 1922, marks the day when the first radio station in Utah, KZN, went on the air. Located in Salt Lake City, KZN was owned and operated by the Salt Lake Telegram newspaper.
5. The USS Utah, a battleship that was sunk during the Japanese attack on Pearl Harbor, was originally launched on September 12, 1909, in Camden, New Jersey. The ship was named after the state of Utah and served as a training vessel before being stationed in Hawaii.