The Federalists and Anti-Federalists. And the Federalist Papers. Who were the Federalists?. Federalists - supported the Constitution. They liked to explain what it was about and strongly defended it . Three famous Federalists were James Madison , Alexander Hamilton , and John Jay.
And the Federalist Papers
A series of essays that explained and supported the U.S. Constitution
Madison, Hamilton, and Jay wrote them, but James Madison was the primary author