1. On October 19, 1832, Chief Black Dog and the Cherokee Nation signed a treaty with the United States government that gave them a large tract of land in eastern Oklahoma. The treaty provided land to settle the remaining members of the Cherokee Nation that had not yet been forcibly removed from their ancestral home in the Southeast.

2. In 1893, the city of Guthrie was designated as the capital of the new state of Oklahoma. This decision came after a heated battle between Guthrie and Oklahoma City, with Guthrie ultimately being chosen due to its central location in the state.

3. On October 19, 1918, Oklahoma State University (then known as Oklahoma A&M) played its first homecoming football game. The Cowboys defeated Drake University 13-0 in front of a crowd of over 6,000 fans.

4. In 1948, the Oklahoma Supreme Court upheld a lower court ruling that Oklahoma's segregation laws were unconstitutional. The case, known as McLaurin v. Oklahoma State Regents, was a major victory for civil rights in the state.

5. On October 19, 1981, the Oklahoma City Thunder (then known as the Seattle SuperSonics) played their first preseason game in Oklahoma City. The game, held at the Myriad Convention Center, drew over 10,000 fans and marked the beginning of the city's love affair with professional basketball.