Dulles District Broad Run High School, Loudoun County High School, Loudoun Valley High School, Park View High School, Potomac Falls High School, and Stone Bridge High School. The Dulles District's name is derived from the district's proximity to Washington Dulles International Airport, which is located in eastern Loudoun County. Loudoun County's growth has been a factor in creating the Dulles District as more high schools in the county were being built during the 2000s, including four new members in the district since its founding in 2001. In 2002, Heritage High School opened; in 2003, Dominion High School opened; in 2005, Briar Woods
John Foster Dulles the preamble to the United Nations Charter and served as a delegate to the United Nations General Assembly. In 1949, Dewey appointed Dulles to fill the Senate vacancy caused by the resignation of Sen. Robert F. Wagner. He served for four months but left office after being defeated in a special election by Herbert H. Lehman. After Eisenhower won the 1952 presidential election, he chose Dulles as Secretary of State. As Secretary of State, Dulles concentrated on building and strengthening Cold War alliances, most prominently the North Atlantic Treaty Organization. He was the architect of the Southeast Asia Treaty Organization,