Columbia subject headings:
Harvard subject headings:
Democratic Party (U.S.)
Presidents--United States--Election--2016.
United States--Politics and government--2009-2017.
Princeton subject headings:
Democratic Party (U.S.)
Federal government--United States.
Political campaigns--United States--21st century.
Republican Party (U.S. : 1854- )
Trump, Donald, 1946-
United States--Politics and government--2009-.