sentences:  The court action was successful, but the American Civil War broke out before the court order could be enforced.Because Bellevue occupied high ground suitable for artillery, the U.S. federal government seized the property, demolished Bellevue mansion, and built Fort Greble (located west of the intersection of Martin Luther King, Jr. Avenue SW and Elmira Street SW).All but the far southern part of Belleveue and all of Berry were surveyed and subdivided in 1863 by the government, and five of the seven lots (consisting of Bellevue) purchased by John Alexander Middleton and members of the Berry family.