Key Events in President Thomas Jefferson's Administration
• Tripolitan War 1801-1805 ---Jefferson refused to pay tribute to pirates of the Barbary States who were harassing American ships; Tripoli declared war on the U.S. but was defeated in 1805.
• Louisiana Purchase, 1803--- For a cost of $15 million, U.S. purchased from France all land west of the Mississippi, doubling the size of the United States.
• Lewis and Clark Expedition, 1804-1806---Jefferson commissioned Meriwether Lewis and William Clark to embark on a two and ½ year expedition to explore the new American lands.
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