The University of Nebraska (NU) is a public university established in 1869 according to the Land Grant Law. It is the largest university in Nebraska and the only public university in Nebraska. Different from other state university systems, although the University of Nebraska includes four campuses, the university itself is a whole, university 1. Specifically, each campus of the University of Nebraska awards undergraduate and partial professional degrees respectively, while the graduate degrees of all campuses of the University of Nebraska are awarded by the only graduate school of the University of Nebraska. The four campuses of the University of Nebraska are: the University of Nebraska-Lincoln (located in Lincoln, the capital of the state), the flagship campus of the school, and the earliest campus to provide doctoral education; University of nebraska at omaha (located in Omaha, the largest city in the state, which provides doctoral education), University of Nebraska Medical Center (located in Omaha, one of the world-famous medical research centers, which provides doctoral education) and University of Nebraska-Carnell (located in this university, there is also an agricultural technology and training school called Nebraska Institute of Technology and Agriculture, which mainly awards two-year applied degrees.