Periodization: Begins with Thomas Jefferson's presidency and ends with growing abolitionism, marking a shift from Federalist to Democratic-Republican leadership.
Key Themes: Politics, economy, social changes, sectionalism, and the role of prominent figures.
Politics: Presidents and Their Policies
Thomas Jefferson (1801-1808)
Louisiana Purchase: Acquired vast lands without Congressional approval; prompted westward expansion and Native American conflicts.
Embargo Act of 1807: Stopped trade due to British and French harassment, influencing economic policies.
James Madison (1809-1816)
Non-Intercourse Act & Macon's Bill No. 2: Attempted to open trade while excluding Britain and France.
War of 1812: No clear victory; Treaty of Ghent; increased American nationalism.