Department of Defense police for the Department of Defense and its component branches of the US Armed Forces. There is a DoD police agency based at the Pentagon named the United States Pentagon Police, which is part of the Pentagon Force Protection Agency. Formerly the Defense Protective Service (DPS), the Pentagon Police have exclusive jurisdiction within the Pentagon Reservation and have concurrent jurisdiction with other police agencies (state, county, and local) in an area of approximately around the complex. Through a memorandum of understanding (MOU) with Arlington County, U.S. Pentagon Police Officers also possess authority, to enforce laws while on duty in Arlington County,
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