Washington Dulles International Airport passengers. Dulles was once assigned the airport code DIA, with each letter corresponding to the initials of Dulles International Airport. However, when handwritten, it was often misread as DCA, the code for nearby Ronald Reagan Washington National Airport. It was later revised to IAD to avoid confusion. The airport's terminal complex consists of a main terminal and two midfield terminal buildings: Concourses A/B and C/D. The entire terminal complex has 123 gates and 16 hardstand locations from which passengers can board or disembark using the airport's plane mate vehicles. Conceived in early planning sessions in 1959, Dulles is one of
Allen Dulles gave him reports on developments in Germany, including sketchy but accurate warnings of plans for Hitler's V-1 and V-2 missiles. Dulles was involved in Operation Sunrise, secret negotiations in March 1945 to arrange a local surrender of German forces in northern Italy. After the war in Europe, Dulles served for six months as the OSS Berlin station chief and later as station chief in Bern. The Office of Strategic Services was dissolved in October 1945 and its functions transferred to the State and War Departments. In the 1948 Presidential election, Dulles was, together with his brother, an advisor to Republican