1. On August 4, 1904, the Choctaw, Oklahoma and Gulf Railroad was officially completed, connecting several towns in Oklahoma and expanding transportation options for residents and businesses. The line would later be absorbed into the larger Missouri-Kansas-Texas Railroad.

2. Oklahoma's 10th governor, E.W. Marland, was born on August 4, 1874, in Pittsburgh, Pennsylvania. Marland would later make a fortune in the oil industry and go on to serve as governor from 1935 to 1939.

3. The Oklahoma City Zoo's iconic Western Lowland Gorilla, named Goma, was born on August 4, 1984. Goma has become a beloved resident of the zoo and has served as an ambassador for her endangered species.

4. August 4, 1944, marked the day that Oklahoma native and United States Army soldier Melvin Biddle was awarded the Medal of Honor for his heroic actions during World War II. Biddle's courageous efforts saved the lives of several of his fellow soldiers.

5. On August 4, 1986, former Oklahoma State Senator Randy Bass played his last game for the Hanshin Tigers in Japan's Central League. Bass had become a beloved player during his time overseas and is still celebrated by Japanese baseball fans to this day.