AP United States History — Cheatsheet
Formulas, exam-day tips, and key terms on one page.
On the exam
- On the exam, resist writing about Native Americans as one uniform group. The CED wants you to argue that **environmental variation produced social variation**. Naming a specific region and its adaptation (irrigation, bison hunting, salmon fishing) earns the point.
- When a prompt asks about the *shift* to African slavery, argue causation explicitly: Native depopulation + rising profits + disease-resistant, trade-accessible African labor. Naming all three links reads as sophisticated analysis, not just description.
- A favorite exam theme: both the Great Awakening (religious) and the Enlightenment (rational) taught colonists to **question established authority**. If a prompt asks about roots of the Revolution, you can cite *both* as sources of an independent, questioning colonial mindset.
- The Anti-Federalists "lost" ratification but won something lasting: the **Bill of Rights**. On the exam, framing them as the source of our explicit individual liberties turns a losing side into a decisive legacy — a nuance that earns analysis points.
- When writing about Jacksonian democracy, hold two truths at once: it **broadened** political participation for white men *and* it **narrowed** the nation through Indian Removal and continued slavery. Essays that capture this tension score higher than one-sided praise or condemnation.
- When evaluating Reconstruction, avoid calling it a total failure. Argue the nuance: it failed to secure immediate equality, **but** the 13th, 14th, and 15th Amendments became the legal foundation for the twentieth-century civil rights movement. That "seeds for the future" framing earns complexity points.
- Populism "failed" as a party but succeeded as a preview. On the exam, note that Populist demands — **income tax (16th Amendment), direct election of senators (17th), railroad regulation** — later became mainstream Progressive reforms. Tracing that continuity earns strong analysis.
- A frequent DBQ theme: World War II, not the New Deal, finally ended the Depression by generating full employment. Yet the New Deal’s legacy is the **expanded, activist federal government**. Distinguishing the two shows the causation graders look for.
- Connect Vietnam back to **containment** and the **domino theory**: the U.S. fought to stop communism from spreading in Southeast Asia. Framing Vietnam as containment applied (and overextended) links Period 8 into one coherent Cold War argument.
- For Period 9, essays reward connecting **continuity and change**: immigration debates echo the nativism of the 1920s; polarization echoes earlier sectional and cultural divides. Linking the present to recurring themes across U.S. history demonstrates the long-view thinking the exam prizes.
How to get a 5
- Write a thesis with a clear line of reasoning and a qualifier ("Although X, ultimately Y") so it's complex and easy to award.
- Earn contextualization with 2–3 sentences of relevant background BEFORE the prompt period, connected explicitly to your argument.
- For complexity, deliberately address continuity AND change, or use "however" to introduce counter-evidence you then explain.
- On SAQs answer only what's asked in one or two tight sentences per part, name a specific event or person, and never write a thesis or intro.
Key terms
Mercantilism — Theory that colonies enrich the mother country by supplying raw materials and buying finished goods; enforced by the Navigation Acts.
Salutary neglect — Britain's loose enforcement of trade laws before 1763, letting colonies develop self-government.
Republican motherhood — Post-Revolution ideal that women raise virtuous, civic-minded sons — a limited political-social role that boosted female education.
Market Revolution — Early-1800s shift to a national market economy via canals, railroads, the telegraph, and factories.
Manifest Destiny — Belief the U.S. was destined to expand across the continent; justified westward expansion and conflict with Mexico and Native nations.
Popular sovereignty — Doctrine that territory settlers vote on slavery; used in the Compromise of 1850 and Kansas-Nebraska Act.
Reconstruction Amendments — 13th (abolished slavery), 14th (citizenship/equal protection), 15th (Black male suffrage), 1865–1870.
Gilded Age — Late-1800s era of rapid industrialization, monopolies, corruption, and inequality beneath a glittering surface.
Progressive Era — ~1890–1920 reform targeting corruption, monopolies, and social ills via regulation, trust-busting, and amendments (16th–19th).
New Deal — FDR's 1930s programs — Relief, Recovery, Reform — expanding federal government and creating Social Security.
Containment — Cold War policy to stop the spread of communism (Kennan); expressed in the Truman Doctrine and Marshall Plan.
APUSH periodization — Nine units: 1491–1607, 1607–1754, 1754–1800, 1800–1848, 1844–1877, 1865–1898, 1890–1945, 1945–1980, 1980–present.