Vice President of the United States but not actually become President of the United States in their own right. This understanding was first tested in 1841, following the death of President William Henry Harrison, only days into his term. Harrison's vice president, John Tyler, asserted that he had succeeded to the office of President, not just to its powers and duties. He took the presidential oath of office, and declined to acknowledge documents referring to him as "Acting President." Although some in Congress denounced Tyler's claim as a violation of the Constitution, he adhered to his position. Tyler's view ultimately prevailed when the Senate and House
Science Advisor to the President until 1973. Nixon terminated the committee rather than appointing a replacement for his advisor who had resigned. The US Congress established the Office of Science and Technology Policy in 1976, re-establishing Presidential Science Advisors to the present day. In July 2018, President Donald Trump nominated meteorologist Kelvin Droegemeier for the position. On September 5, 2018, the Senate Committee on Commerce, Science and Transportation voted unanimously to approve Droegemeier's nomination, but he has not yet been confirmed by a vote of the full Senate. The OSTP evolved out of the "'Office of Scientific Research and Development" created in 1941 during World