The University of Tennessee, Knoxville is a public land-grant research university in Knoxville, Tennessee, United States. Founded in 1794, two years before Tennessee became the 16th state, it is the flagship campus of the University of Tennessee system, with 14 colleges. It hosts more than 30,000 students from all 50 states and more than 100 foreign countries. UT's ties to nearby Oak Ridge National Laboratory, established under UT president Andrew Holt and continued under the UT–Battelle partnership, allow for considerable research opportunities for faculty and students. Also affiliated with the university are the Howard H. Baker Jr. School of Public Policy and Public Affairs, the University of Tennessee Anthropological Research Facility, and the University of Tennessee Arboretum, which occupies 250 acres (100 ha) of nearby Oak Ridge.