A university system is a set of multiple affiliated university campuses that are geographically distributed. Typically all member campuses in a university system share a common component among all of their various names. Typically all member campuses of a university system are governed by a systemwide governing body, such as a board of trustees or a board of regents. Although a small minority of private universities have established multiple-campus systems, a university system in the USA is most commonly multiple state-funded public university campuses throughout a single state in the USA. In fact university systems are so common in post-WWII United States, most states within the USA have one or two universities systems under which many of their publicly-funded campuses are aligned both in name and in governance. Also, for-profit universities, such as DeVry University, also often have multiple campuses, which share the same name, that sometimes are and sometimes are not described as a university system. A university is an institution of higher education and of research, which grants academic degrees at all levels (bachelor, master, and doctor) in a variety of subjects. ... A private university is a university that is run without the control of any government entity. ... German soldiers at the Battle of Stalingrad World War II was the most extensive and costly armed conflict in the history of the world, involving the great majority of the worlds nations, being fought simultaneously in several major theatres, and costing tens of millions of lives. ... DeVry University is a system of career colleges in the United States and Canada. ...