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
President of Germany adage in German politics, "if you can create a President, you can form a government." The office of president is open to all Germans who are entitled to vote in Bundestag elections and have reached the age of 40, but no one may serve more than two consecutive five-year terms. As yet (2017), only four presidents (Heuss, Lübke, von Weizsäcker and Köhler) have been elected for a second term and only two of them (Heuss and von Weizsäcker) finished those terms, while Lübke and Köhler resigned during their second term. The president must not be a member of the federal