After the Convention, Madison became one of the leaders in the movement to ratify the Constitution, and his collaboration with Alexander Hamilton produced "The Federalist Papers", among the most important treatises in support of the Constitution.
After the Convention, he became one of the leaders in the movement to ratify the Constitution, both in Virginia and nationally. His collaboration with Alexander Hamilton and John Jay produced "The Federalist Papers", among the most important treatises in support of the Constitution.