AP EURO Cheat Sheet 2026

The 20 highest-yield AP EURO facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. Which idea did Montesquieu advance in The Spirit of the Laws as a safeguard against despotism? → Government power should be divided among separate branches that check one another
2. The Maastricht Treaty of 1992 is significant in the history of European integration because it → established the European Union and set a path toward a common currency
3. The Zollverein, established in 1834 under Prussian leadership, contributed to German economic development primarily by: → eliminating internal tariffs among many German states, creating a larger market
4. Which provision of the Treaty of Versailles (1919) provided the legal and moral basis for demanding reparations from Germany? → Article 231, the so-called "war guilt" clause
5. What was a major economic consequence of the large inflow of American silver into Spain and the rest of Europe in the sixteenth century? → Widespread price inflation, often called the Price Revolution
6. The Truman Doctrine of 1947 was first applied through U.S. aid to which pair of countries? → Greece and Turkey
7. Which statement best describes John Calvin's doctrine of predestination? → God has already chosen those who will be saved, regardless of their actions
8. The Society of Jesus (Jesuits), founded by Ignatius of Loyola and approved in 1540, contributed to the Catholic Reformation mainly by → establishing schools and missions and pledging special obedience to the pope
9. At the Congress of Vienna (1814–1815), the principle of "legitimacy" championed by Talleyrand and Metternich was chiefly used to justify which outcome? → Restoring hereditary ruling dynasties displaced by the French Revolution and Napoleon
10. Galileo's telescopic observation of moons orbiting Jupiter challenged which traditional belief? → That all celestial bodies revolve around the Earth
11. The Dawes Plan of 1924 attempted to stabilize the European economy mainly by → restructuring German reparations payments and arranging American loans to Germany
12. What was the purpose of Napoleon's Continental System, established through the Berlin Decree of 1806? → To weaken Britain economically by closing continental European ports to British trade
13. What procedural dispute at the Estates-General in May–June 1789 led the Third Estate to declare itself the National Assembly? → Whether voting would be by order, with one vote per estate, or by individual head
14. The Dreyfus Affair in France (beginning in 1894) most directly illustrated which broader development in late nineteenth-century Europe? → The persistence of antisemitism and its political use, which also helped inspire Zionism
15. The Locarno Treaties of 1925 are best understood as significant because they → had Germany voluntarily accept its western borders with France and Belgium
16. The Defenestration of Prague (1618) is historically significant because it → triggered a Protestant revolt in Bohemia that began the Thirty Years' War
17. What event directly triggered the Soviet blockade of West Berlin in 1948? → The introduction of a new currency in the Western occupation zones
18. Which action by Louis XIV most directly reversed the policy of limited religious toleration that Henry IV had established in France? → Issuing the Edict of Fontainebleau, which revoked the Edict of Nantes
19. Martin Luther's Ninety-Five Theses (1517) were primarily a protest against which practice? → The Church's sale of indulgences to reduce punishment for sins
20. Peter the Great's creation of the Table of Ranks (1722) is best understood as an effort to → tie noble status and advancement to service to the state rather than to birth alone