The Oklahoma Sooners (often referred to as Oklahoma or OU) feature 19 varsity sports teams, each of which represents the University of Oklahoma, located in Norman. Both men's and women's teams are called the "Sooners", a nickname given to the early participants in the Land Rush of 1889, which initially opened the Unassigned Lands in the future state of Oklahoma to non-native settlement.[2][3] The university's athletic teams compete in the National Collegiate Athletic Association (NCAA)'s Division I, in the Big 12 Conference. read more