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
US domestic reactions to the 2011 military intervention in Libya Resolution and the United States Constitution, stating, for instance, that "[President Obama] abandoned the constitutional principles he carefully articulated as a presidential candidate in 2007 and ... [t]he decision to act unilaterally without seeking congressional authority eventually forced the administration to adopt legal interpretations that were not only strained, but in several cases incredulous. ... There is only one permitted mandate under the U.S. Constitution for the use of military force against another nation that has not attacked or threatened the United States. That mandate must come from Congress." However, while on the surface it may appear that the President