Thomas Jefferson was an American Founding Father who served as the third President of the United States (1801–1809). He is also known for writing the Declaration of Independence.
Consider Thomas Jefferson like your school's valedictorian - not only does he excel academically (like drafting important documents), but he also takes on leadership roles (like being president).
Louisiana Purchase: A significant land deal between France and US during Jefferson’s presidency that doubled size of US territory.
Democratic-Republican Party: Political party founded by Thomas Jefferson and James Madison opposing policies of Federalists; it favored states' rights over centralized power.
Lewis & Clark Expedition: An expedition commissioned by President Jefferson after Louisiana Purchase to explore newly acquired western territories.
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