2008-S $1 John Quincy Adams with Signature, DCAM PR70DCAM 认证号19692700, PCGS号397810

John Quincy Adams was the sixth President of the United States (1825–1829). He was also an American diplomat and served in both the Senate and House of Representatives. He was a member of the Federalist, Democratic-Republican, National Republican, and later Anti-Masonic and Whig parties. Adams was the son of President John Adams and Abigail Adams. As a diplomat, Adams was involved in many international negotiations, and, as Secretary of State, helped formulate the Monroe Doctrine. Historians agree he was one of the great diplomats in American history.