1. The Johnson County War: In 1893, on February 6th, one of the most significant events in Wyoming history took place. A group of Wyoming ranchers, fed up with rustling, extreme poverty, and economic struggles, confronted a band of hired killers at the TA Ranch in Johnson County. The event became known as the Johnson County War, a conflict that would last several days and end with multiple fatalities.

2. Formation of the University of Wyoming: On February 6th, 1886, the University of Wyoming was founded. The institution was established as a land-grant university and is the only four-year university in the state of Wyoming.

3. Wyoming becomes a state: On July 10th, 1890, President Benjamin Harrison signed a proclamation making Wyoming the 44th state of the United States. However, Wyoming's statehood was established on February 6th, 1869, when the territory was passed by the United States Congress.

4. First female governor of Wyoming: On January 5th, 1925, Wyoming's first female governor, Nellie Tayloe Ross, took office. Her husband, William Bradford Ross, was elected governor but died in office, leading Nellie to complete his term.

5. Founding of Yellowstone National Park: While not precisely specific to February 6th, 1872, marked the year when Wyoming's Yellowstone National Park was established. The park is famous for its vast, scenic landscapes and the presence of geysers, including the Old Faithful.