John Quincy Adams was the 6th President of the United States from 1825 to 1829 and he also worked as a diplomat, minister, ambassador and a treaty negotiator. He was adherent to US Republican values which influenced his shaping of American foreign policy. His diplomatic skills helped with the negotiation of treaties such as the Treaty of Ghent which put an end to the War of 1812. He was also included in the negotiation with Great Britain over the US border with Canada in 1818.
Another treaty that he negotiated was the so-called Adams-Onis Treaty which made room for the purchase of Florida from the Spanish. Adams' presidency was marked with his goals to modernize the economy and to promote education. He even paid off a large part of the national debt. Adams has been labeled the only child prodigy among the presidents due to his estimated IQ of 170. He was fluent in several languages including Dutch and Latin, and he could read and write Italian and Ancient Greek.