1. On August 28, 1963, Martin Luther King Jr. delivered his famous "I Have a Dream" speech during the March on Washington for Jobs and Freedom. Although this event took place in Washington D.C., it had a significant impact on the civil rights movement in Oklahoma and across the United States.

2. In 1928, on August 28th, Oklahoma City hosted the National Republican Convention where Herbert Hoover was nominated for president. This event put Oklahoma in the national spotlight and helped cement the state's reputation as an important political player.

3. On August 28, 1941, the United States government announced that the Wichita Mountains Wildlife Refuge in southwestern Oklahoma would become a training ground for soldiers during World War II. The refuge was used to train soldiers in mountain and jungle warfare, and is still a popular tourist destination today.

4. August 28, 1914 marks the day of the first football game played by the University of Oklahoma after it officially became a state university. The game was against the Southwestern Oklahoma Teachers College and ended in a 14-14 tie.

5. On August 28, 1901, the Oklahoma Territory became the first place in the United States to use fingerprinting as a method of identifying criminals. The first person convicted using this system was convicted of robbery and sentenced to life in prison. The use of fingerprinting as a law enforcement tool quickly spread across the country.