1. Utah Territory created: On June 20, 1863, President Abraham Lincoln signed a congressional act creating the Utah Territory. This marked the end of a long-standing desire by the Mormon pioneers in the region to have a recognized government of their own.

2. First transcontinental air race: On June 20, 1919, the first transcontinental air race in the United States began. The race went from New York to San Francisco and was won by pilot Lieutenant Belvin Maynard in just over three days.

3. Utah Lake State Park created: On June 20, 1959, Utah Lake State Park was created. The park is located on the southern shore of Utah Lake and attracts visitors for swimming, boating, and fishing.

4. First female mayor elected: On June 20, 2002, Elizabeth L. Muniz became the first female mayor of West Jordan, Utah. Muniz served as mayor until 2010 and was known for her dedication to providing affordable housing and job opportunities for the city's residents.

5. Record-breaking heat: On June 20, 2017, Salt Lake City experienced its hottest temperature ever recorded at 105 degrees Fahrenheit. This broke the previous record of 102 degrees set in 1974. The heatwave that hit Utah that June led to multiple wildfires throughout the state.