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
Refusal to serve in the IDF worldview that rejects any manifestation of violence and encompasses a refusal to submit to compulsory military service in any form, and partial refusal to serve, such as the Courage to Refuse group who "do their reserve duty wherever and whenever they are summoned, but refuse to serve in the occupied territories." The diverse range of opinions regarding the refusal to serve is the reason why there is no single umbrella organization that encompasses all groups of refusers. While most instances of refusal to serve have historically been found among left-leaning Israelis, there is a rapidly expanding willingness among right-wing soldiers