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
Construction of the Virginia approaches to Arlington Memorial Bridge Myer, Colonel Jonathan M. Wainwright, said on July 30, 1936, that he would not opposed such legislation. This legislation was introduced in the 75th United States Congress in January 1937. In November 1935, work began on a bridge from Columbia Island to the Virginia mainland. This bridge was financed with $25,000 from Arlington County, $25,000 from the state of Virginia, and $350,000 from the Public Works Administration. The bridge was the second connection to the Virginia mainland (after the Boundary Channel Bridge leading to Memorial Drive). But it was designed only to carry the George Washington Memorial Parkway (formerly the