sentences:  Heartbroken, Mahan moved to Cleveland, Ohio, and participated in the founding of Cleveland University, located in the Tremont District of the city, where he was chosen president of the school and also professor of mental and moral philosophy.However, the school had trouble attracting students and went bankrupt after only a few years, and Mahan was forced out.In 1855, he resumed pastoral work, and had charge of Congregational parishes at Jackson, Michigan in 1855-57 and at Adrian, Michigan in 1857-60.