1. In 1903, the Oklahoma Territory's first tuberculosis sanitarium opened in Guthrie. The facility was established to provide treatment for individuals suffering from tuberculosis, a deadly and contagious respiratory disease that was common during the early 20th century.

2. On February 27, 1922, Oklahoma became the 36th state to ratify the 19th Amendment to the United States Constitution, which gave women the right to vote. The amendment was officially adopted on August 18, 1920, but it took two additional years for Oklahoma and other states to ratify it.

3. In 1959, Oklahoma State University's basketball team defeated the University of Kansas in the final game of the Big Eight Conference season. The win secured OSU's first conference championship in basketball and gave them an automatic bid to the NCAA tournament.

4. On February 27, 1979, an F4 tornado struck the town of Rock Creek, Oklahoma, killing 42 people and injuring over 250 others. The tornado was one of the deadliest in the state's history and caused widespread damage to homes, businesses, and other buildings in the area.

5. In 2001, the National Cowboy & Western Heritage Museum in Oklahoma City unveiled a new exhibit featuring the works of the late artist Frederic Remington. The exhibit showcased over 70 of Remington's paintings, sculptures, and other works of art, highlighting his contributions to western art and culture.