Monroe was the fifth president of the US. After serving in the American Revolution, he was elected to the Senate, where he opposed the administration of George Washington. He nevertheless became Washington’s minister to France and later helped to negotiate the Louisiana Purchase. With Secretary of State John Quincy Adams, he developed the principles of US foreign policy later called the Monroe Doctrine. Monroe served two terms as president, presiding in a period that became known as what? Discuss
Source: The Free Dictionary