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APUSHSeptember 20, 202510 min read

APUSH Period Review: Key Events and Themes You Must Know

AP United States History (APUSH) covers the entire span of American history, from pre-Columbian societies to the present day. The exam is organized into nine historical periods, each with its own key themes, events, and concepts. Understanding these periods and the connections between them is essential for success on the AP exam. In this post, we will review the most important events and themes from each period, providing a comprehensive overview that will help you prepare for the exam.

Period 1: 1491-1607

This period covers the societies of the Americas before European contact and the early interactions between Native Americans and European explorers. Key concepts include the diverse Native American cultures that existed before contact, the Columbian Exchange (the transfer of plants, animals, and diseases between the Old and New Worlds), and the Spanish colonial system. Understand how European exploration and colonization transformed both the Americas and Europe.

Period 2: 1607-1754

This period covers the establishment of the thirteen colonies. Key themes include the differences between the New England, Middle, and Southern colonies; the development of colonial self-governance; the growth of slavery; and the Great Awakening. Understand how geography, economics, and religion shaped the development of each region and how colonial society became increasingly distinct from England.

Period 3: 1754-1800

This period covers the French and Indian War, the American Revolution, and the founding of the new nation. Key events include the Stamp Act, the Boston Tea Party, the Declaration of Independence, the Constitutional Convention, and the ratification of the Constitution. Understand the ideological foundations of the Revolution, the debate between Federalists and Anti-Federalists, and the challenges facing the new republic.

Period 4: 1800-1848

This period covers the Jeffersonian era, westward expansion, and the Market Revolution. Key themes include the Louisiana Purchase, the War of 1812, the Missouri Compromise, the Monroe Doctrine, and the growing sectional tensions over slavery. Understand how economic changes (the Market Revolution) transformed American society and how westward expansion intensified the debate over slavery.

Period 5: 1844-1877

This period covers the Mexican-American War, the Compromise of 1850, the Civil War, and Reconstruction. Key events include the Kansas-Nebraska Act, the Dred Scott decision, the election of Lincoln, the Civil War, and the 13th, 14th, and 15th Amendments. Understand the causes of the Civil War, the major events of the war, and the successes and failures of Reconstruction.

Period 6: 1865-1898

This period covers the Gilded Age, industrialization, and the rise of immigration. Key themes include the growth of big business, the labor movement, the Populist movement, westward expansion (including the Indian Wars), and the new immigration from Southern and Eastern Europe. Understand how industrialization transformed American society and created new social and economic tensions.

Period 7: 1890-1945

This period covers the Progressive Era, World War I, the Roaring Twenties, the Great Depression, and World War II. Key events include the Spanish-American War, the 19th Amendment, the Great Depression, the New Deal, Pearl Harbor, and the atomic bombings of Japan. Understand how the role of the federal government expanded during this period and how America emerged as a global superpower.

Period 8: 1945-1980

This period covers the Cold War, the Civil Rights Movement, and the Great Society. Key events include the Truman Doctrine, the Korean War, the Civil Rights Act, the Vietnam War, Watergate, and the conservative movement. Understand the ideological conflict between the US and Soviet Union, the struggle for civil rights, and the social upheaval of the 1960s and 1970s.

Period 9: 1980-Present

This period covers the Reagan era, the end of the Cold War, and contemporary America. Key themes include the conservative resurgence, the fall of the Soviet Union, globalization, the War on Terror, and demographic changes. Understand how conservative policies shaped the 1980s, how the end of the Cold War changed America's role in the world, and the challenges facing contemporary America.

Tips for the APUSH Exam

The APUSH exam includes multiple-choice questions, short-answer questions, a document-based question (DBQ), and a long essay. Practice analyzing primary sources, identifying historical thinking skills (causation, comparison, continuity and change), and writing clear, thesis-driven essays. Use the acronym APPARTS (Author, Place/Time, Prior Knowledge, Audience, Reason, The Main Idea, Significance) to analyze primary sources systematically.