1. In 1898, the first oil well in Wyoming was drilled at the Salt Creek Oil Field near Casper. The discovery of oil in this field led to the state becoming one of the largest oil producers in the country.

2. In 1923, the University of Wyoming became the first university in the country to include women on its football roster. Cora Webber played as the team’s fullback and made history by being the first woman to play in a college football game.

3. In 1890, the Wyoming Territorial Legislature passed a law granting women the right to vote. Wyoming was the first state in the country to adopt this law, and it became a model for other states to follow.

4. On March 28, 1979, the first major accident occurred at the Laramie River Station coal-fired power plant near Wheatland. The accident led to the release of toxic gases and caused the plant to shut down for several months for repairs.

5. In 1868, the Treaty of Fort Laramie was signed between the United States government and various Native American tribes. The treaty established the boundaries of the Great Sioux Reservation and sought to bring an end to conflicts between settlers and Native Americans in the region.