James Monroe a dispute over the admission of Missouri roiled the country in 1820. Nonetheless, Monroe won near-unanimous reelection. Monroe supported the founding of colonies in Africa for freed slaves that would eventually form the nation of Liberia, whose capital, Monrovia, is named in his honor. In 1823, he announced the United States' opposition to any European intervention in the recently independent countries of the Americas with the Monroe Doctrine, which became a landmark in American foreign policy. His presidency concluded the first period of American presidential history before the beginning of Jacksonian democracy and the Second Party System era. Following his
James Monroe of Virginia and rose to national prominence as a diplomat in France when he helped negotiate the Louisiana Purchase in 1803. During the War of 1812, Monroe served in critical roles as Secretary of State and the Secretary of War under President James Madison. Facing little opposition from the waning Federalist Party, Monroe was easily elected president in 1816, winning over eighty percent against Rufus King (who hadn't even been chosen by a convention since the Federalists were too weak to organize) of the electoral vote and becoming the last president during the First Party System era of American politics.