This first ambassador to Prussia changed his party affiliation to Democratic-Republican after being one of the only Federalists to support the Louisiana Purchase.
As a teenager, this man accompanied Francis Dana around Europe as Dana's translator and secretary. In a July 4th speech opposing American interventionism in the Greek War of Independence, this man claimed that the United States "goes not abroad, in search of monsters to destroy." This first ambassador to Prussia changed his party affiliation to Democratic-Republican after being one of the only Federalists to support the Louisiana Purchase. This man was accused of being a pimp for (*) czar Alexander I during his tenure as the first American ambassador to Russia. In an 1818 treaty with Great Britain, this man negotiated the majority of the United States-Canada border to be at the 49th parallel, and a joint occupation of the Oregon Territory. This man was the author of a declaration that warned European countries against intervention in the Western Hemisphere. For 10 points, name this signatory of a treaty gaining Florida with Spanish diplomat Luis de Onis, James Monroe's Secretary of State.
As a teenager, this man accompanied Francis Dana around Europe as Dana's translator and secretary.
John Quincy Adams [prompt on Adams; do not accept or prompt on "John Adams" or "J. Adams"] 