United States Department of Defense United States Department of Defense The Department of Defense (DoD, USDOD, or DOD) is an executive branch department of the federal government charged with coordinating and supervising all agencies and functions of the government concerned directly with national security and the United States Armed Forces. The department is the largest employer in the world, with nearly 1.3 million active duty servicemen and women as of 2016. Adding to its employees are over 826,000 National Guardsmen and Reservists from the four services, and over 742,000 civilians bringing the total to over 2.8 million employees. Headquartered at the Pentagon in Arlington, Virginia,
Construction of the Virginia approaches to Arlington Memorial Bridge state, so long as it did not skirt the county. Only by building the road through Arlington County could the NCPC's goal of increased urbanization be met, they said, and both agencies urged the state and the county to make their choice quickly. The CFA continued to study how Virginia should best connect to Arlington Memorial Bridge in 1929, and another set of preliminary plans were submitted by William Kendall in July 1930. But few of the problems facing the various plans were solved by November 1930, and the state and county still declined to choose an approach route. By