1. In 1890, Wyoming became the 44th state to join the United States. The state's admission was significant, as it was the first to grant women's suffrage and allow them to vote and hold elected office.

2. On October 20, 1917, Wyoming National Guard troops were deployed to fight in World War I. They were part of the 148th Field Artillery Regiment and saw action in France.

3. In 1924, the town of Jackson elected its first female mayor, Grace Miller. She served two terms, from 1924-1928 and again from 1930-1932.

4. On this day in 1988, Wyoming faced a massive winter storm that resulted in significant damage and loss of life. Dubbed the "White Hurricane," the storm brought heavy snow and winds up to 100 mph, causing widespread power outages and transportation disruptions.

5. In 2009, former Wyoming Governor Mike Sullivan passed away at the age of 72. He was the state's 29th governor, serving from 1987-1995, and was known for his education and environmental policies, as well as his efforts to diversify the state's economy.