Organizational structure of the United States Department of Defense of the Treasury. According to the U.S. Code, the Coast Guard is at all times considered one of the five armed services of the United States. During times of declared war (or by Congressional direction), the Coast Guard operates as a part of the Navy; this has not happened since World War II, but members have served in undeclared wars and conflicts since then while the service remained in its peacetime department. The Pentagon, in Arlington County, Virginia, across the Potomac River from Washington, D.C., is the Department's headquarters. The Department is protected by the Pentagon Force Protection Agency, which
Ballston, Arlington, Virginia Ballston, Arlington, Virginia Ballston is a neighborhood in Arlington County, Virginia and is home to the Ballston-MU station on the Orange Line and the Silver Line of the metro system. Ballston is named after the Ball family, one of whose family cemeteries lies in the neighborhood at N. Stafford Street and Fairfax Drive (Virginia State Route 237). Ballston began as Birch's Crossroads and later became Ball's Crossroads at what is now the intersection of N. Glebe Road (Virginia State Route 120) and Wilson Boulevard. A historical marker that stands near the southeastern corner of the intersection reads: This intersection has