Washington Dulles International Airport Rosslyn Metro station in Arlington and terminates at the L'Enfant Plaza Metro station in Southwest DC. Rosslyn can be accessed by the Orange, Blue, and Silver lines, while L'Enfant Plaza is also served by the Yellow and Green lines. Washington Flyer's Silver Line Express bus service operates roughly every 15–20 minutes between the airport and the Wiehle – Reston East Metro station. This service will be permanently discontinued when Phase II of the Silver Line opens in 2020. Passengers connecting to the Shenandoah Valley can use the Shenandoah Valley Commuter Bus, which connects to the Vienna and Rosslyn Metro stations.
John Foster Dulles whose foreign policy Dulles criticized. Dulles instead advocated a policy of "liberation". When Dwight D. Eisenhower became U.S. President in January 1953, Dulles was appointed and confirmed as his Secretary of State. As Secretary of State, Dulles still carried out the "containment" policy of neutralizing the Taiwan Strait during the Korean War, which had been established by President Truman in the Treaty of Peace with Japan of 1951. Dulles also supervised the completion of the Japanese Peace Treaty, in which full independence was restored to Japan under United States terms. As Secretary of State, Dulles concentrated on building up the