Science Advisor to the President War II by President Franklin Delano Roosevelt. Vannevar Bush chaired this office through Roosevelt's death in 1945, and continued under Roosevelt's successor Harry S. Truman until 1951. After the war, President Harry S. Truman replaced the OSRD with the Science Advisory Committee in 1951. The office was moved to the White House on November 21, 1957, by President Dwight D. Eisenhower to provide advice and recommendation in response to the Space Race started by the USSR's launch of the first artificial Earth satellite, Sputnik 1. President Richard M. Nixon eliminated the PSAC in 1973, rather than appointing a replacement for
Vice President of Yugoslavia later who served out the remainder of Ranković's four-year term. On 26 April 1967 new amendments to the 1963 constitution were approved which disestablished the vice presidency once Ranković and Popović's combined four-year term was up. The office ceased to exist on 30 June 1967. Vice President of Yugoslavia The office of Vice President of the Socialist Federal Republic of Yugoslavia existed from April 1963 to June 1967. It was established by the new Yugoslav Constitution adopted on 7 April 1963. The first to serve in the role was Aleksandar Ranković who assumed office on 30 June 1963. Due to