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,
Arlington County Police Department Arlington County Police Department The Arlington County Police Department (ACPD) is the primary law enforcement agency servicing 207,627 people within of jurisdiction within Arlington County, Virginia. The ACPD was created on February 1, 1940 as the Arlington County Division of Police with Harry Woodyard as the first Chief of Police. It assumed its current name on October 1, 1963 after a departmental reorganization. On February 1, 1940, the first Arlington County policing department was formed, under the name of the "Arlington County Division of Police". A few years later, the first ACPD auxiliary force was created. In 1960, Arlington County