Convention of 1800
1800: Agreement between the United States and France negotiated by Hamilton, ending hostilities and resolving issues arising from the XYZ Affair.
Thomas Jefferson
1800-1808: Third President of the United States, leader of the Democratic-Republican Party, and principal author of the Declaration of Independence.
Louisiana Purchase
1803: Acquisition of vast territory from France by the United States, doubling the size of the nation and exemplifying loose construction of the Constitution.
Marbury vs. Madison
1803: Landmark Supreme Court case establishing judicial review, empowering the Court to declare acts of Congress unconstitutional.
New Jersey ends slavery
1804: New Jersey becomes the last Northern state to abolish slavery.
12th Amendment
1804: Amendment to the U.S. Constitution requiring separate ballots for President and Vice President in presidential elections.
Lewis and Clark Expedition
1804-1806: Exploration of the Louisiana Territory and the Pacific Northwest commissioned by President Jefferson, led by Meriwether Lewis and William Clark.
Tipoli war ends
1805: Conflict between the United States and the Barbary pirates concludes with the defeat of the pirates.
Robert Fulton builds his first steamboat
1807: Invention of the steamboat by Robert Fulton revolutionizes transportation and commerce.
Embargo Act
1807: Legislation enacted by President Jefferson to halt American exports in response to British and French violations of neutral rights; unpopular and detrimental to American economy.
African Slave Trade ends
1808: Congress bans the importation of slaves into the United States, although illegal smuggling persists.
Nonintercourse Act
1809: Replaces the Embargo Act, reopening trade with all nations except France and Britain.
James Madison
1808-1816: Fourth President of the United States, Democratic-Republican, oversaw the War of 1812.
Fletcher vs. Pack
1810: Supreme Court case establishing the principle that state actions can be declared unconstitutional.
Charter for Bank of U.S. rejected
1811: Congress refuses to renew the charter for the Second Bank of the United States.
Battle of Tippecanoe
1811: Conflict between American forces under William Henry Harrison and Native American confederacy led by Tecumseh, marking the end of Tecumseh's efforts to create a Native American confederation.
James Monroe
1816-1824: Fifth President of the United States, Democratic-Republican, known for the Monroe Doctrine.
John Quincy Adams
1824-1828: Sixth President of the United States, Democratic-Republican, son of John Adams, and later served in the House of Representatives.
Andrew Jackson
1828-1836: Seventh President of the United States, Democrat, known for his populist policies and expansion of presidential powers.
Martin Van Buren
1836-1840: Eighth President of the United States, Democrat, faced economic crises during his presidency.
William Henry Harrison
1840: Ninth President of the United States, Whig, died after only one month in office, shortest presidency in U.S. history.
John Tyler
1841-1844: Tenth President of the United States, Whig, became president after Harrison's death, faced opposition from his own party.