1. In 1877, the Battle of Tongue River took place in northern Wyoming between the U.S. Army and Northern Cheyenne warriors. The battle resulted in a significant victory for the Cheyenne, and it was the last major conflict between the U.S. Army and the Cheyenne in the region.

2. On August 29, 1905, a group of nine climbers successfully summited Grand Teton, the highest peak in the Teton Range. Their accomplishment helped to raise awareness and enthusiasm for mountaineering in Wyoming.

3. In 1935, President Franklin D. Roosevelt signed the Social Security Act into law in Washington D.C. The program has been a vital source of financial support for many Wyoming residents throughout its history.

4. On August 29, 1955, the Wyoming State Fair began in Douglas. The fair has been a beloved annual event in the state for over a century, bringing together residents and visitors from all over Wyoming to celebrate agriculture, entertainment, and community.

5. In 2005, the Wyoming State Capitol building was added to the National Register of Historic Places. The building, located in Cheyenne, has been the seat of Wyoming's governmental power since its construction in 1890. It remains an iconic landmark of the state's political and architectural history.