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 steel, timber, and other building materials as well as construction personnel were being diverted to war needs, federal officials believed it would be 12 to 18 months before the bridge could be rebuilt. In fact, the bridge was not replaced until 1949. Steel for the new Lee Boulevard connecting bridge was obtained only in December 1948. Reconstruction of the bridge occurred in spring 1949. In 1951, the name of Lee Boulevard was changed to Arlington Boulevard to end confusion with Lee Highway. Construction of the Virginia approaches to Arlington Memorial Bridge The construction of the Virginia approaches to Arlington Memorial