In 1774, Madison took a seat on the local Committee of Safety, a pro-revolution group that oversaw the local militia.
In this role, Madison supervised the Louisiana Purchase, which doubled the nation's size.
Madison succeeded Jefferson with a victory in the 1808 presidential election, and he won re-election in 1812. The war was an administrative morass, as the United States had neither a strong army nor financial system.
Madison, General George Washington, Congressman Alexander Hamilton, and other influential leaders favored amending the Articles of Confederation, the first constitution of the fledgling nation.
However, their proposed amendment to allow Congress to impose tariffs failed to win the necessary ratification by all thirteen states.
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 ratification of the Constitution in 1788, Madison won election to the United States House of Representatives.He collaborated with the Baptist preacher Elijah Craig to promote constitutional guarantees for religious liberty in Virginia.Madison served on the Council of State from 1777 to 1779, when he was elected to the Congress of the Confederation. March 5], 1751 – June 28, 1836) was an American statesman and Founding Father who served as the fourth President of the United States from 1809 to 1817.In the late 1780s, he helped organize the Constitutional Convention, which produced a new constitution to supplant the ineffective Articles of Confederation.He grew increasingly frustrated with what he saw as excessive democracy.