Columbia subject headings:
Presidents--United States.
Trump, Donald, 1946-
United States--Politics and government--2017-2021.
Harvard subject headings:
Presidents--United States
Trump, Donald, 1946---Influence.
United States--Politics and government--2017-2021
Princeton subject headings:
Presidents--United States.
Trump, Donald, 1946-
United States--Politics and government--2017-.