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AP US History study guide · Chapter 6

Unit 1 Review: The World Europeans Entered, 1491–1607

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PART II — U.S. HISTORY, 1491 TO THE PRESENT · UNIT 1 REVIEW

The World Europeans Entered, 1491–1607

A Continent Changes After 1492

Before sustained European colonization, North America contained many societies whose economies and political systems were shaped by local environments and long-distance exchange. Contact after 1492 linked the Americas, Europe, and Africa. Disease produced catastrophic demographic losses in many Indigenous communities, but conquest also depended on diplomacy, political rivalry, warfare, and labor systems. Spanish colonization developed strong systems of conquest, mission activity, coerced labor, and social hierarchy. French and Dutch ventures more often depended on smaller settler populations and trade alliances. Native nations responded through diplomacy, selective alliance, adaptation, migration, and resistance.

The Sequence From 1491 to Jamestown

KEY DATES

DATE	EVENT
1491	Use as the baseline for pre-contact societies.
1492	Sustained Atlantic contact accelerates the Columbian Exchange.
1519–1521	Cortés and Indigenous allies defeat the Mexica capital.
1500s	Spanish mission, labor, and caste systems expand.
1607	Jamestown begins sustained English settlement and opens Unit 2.

Use These Facts to Explain How Power Shifted

Cahokia: large-scale Indigenous political and trade organization existed before European settlement.

Irrigation in the Southwest: environment shaped economic organization.

Tlaxcalan alliance: Spanish conquest depended on Indigenous politics as well as European power.

Encomienda: conquest became a labor and governing system after military victory.

French/Native trade alliances: European empires used different settlement and economic strategies.

Atlantic slavery: European commodity production connected labor coercion to a growing transatlantic system.

Claims That Flatten the Period

Do not treat Native societies as one culture. Do not call disease the only cause of conquest. Do not call 1619 the beginning of slavery in the Americas. Do not assume an old European map is a complete map of Native political geography.

Practice: Reading Early America Through Evidence

Question 1

A map of North America created by a European cartographer in 1507 shows detailed Atlantic coastlines but little reliable information about the interior. Which conclusion is best supported?

A. European geographic knowledge was concentrated along routes Europeans had traveled
B. Native societies did not inhabit the interior
C. European mapmakers rejected all Indigenous geographic knowledge
D. Atlantic exploration had already ended

Show the answer and explanation

ANSWER: A. European voyages produced much better coastal information than interior political geography. A blank or uncertain interior cannot be used to prove an absence of Native societies.

Question 2

Which factor best explains why many Southwest societies developed irrigation systems before European contact?

A. High rainfall made canals unnecessary
B. Arid conditions made controlled water access valuable for agriculture
C. European settlers introduced irrigation before 1492
D. Bison hunting required permanent canals

Show the answer and explanation

ANSWER: B. Reliable agriculture in arid environments depended on managing scarce water. The question tests geography as a causal factor.

Question 3

Cahokia is strongest evidence for which claim?

A. All Native societies were nomadic
B. European trade created Mississippian civilization
C. Large, politically organized agricultural centers existed in North America before European colonization
D. Native political organization began after 1492

Show the answer and explanation

ANSWER: C. Cahokia was a large Mississippian center tied to extensive exchange networks before sustained European colonization.

Question 4

Which development most directly caused the catastrophic population decline experienced by many Indigenous communities after 1492?

A. The disappearance of maize agriculture
B. The end of intertribal trade
C. The immediate abolition of Native political leadership
D. The spread of Old World epidemic diseases

Show the answer and explanation

ANSWER: D. Epidemics such as smallpox caused extraordinary mortality. Disease alone does not explain conquest, but it explains most of the population loss.

Question 5

Which statement best explains why Spanish forces were able to defeat the Mexica Empire?

A. Disease, Indigenous alliances, political rivalries, and military factors combined
B. Spanish soldiers greatly outnumbered Indigenous armies
C. Military technology alone determined the outcome
D. The Mexica had no large cities or political organization

Show the answer and explanation

ANSWER: A. The conquest was multi-causal. Cortés depended heavily on Indigenous allies, especially enemies of Mexica power, while disease and military factors also mattered.

Question 6

The encomienda system was primarily designed to

A. give Native communities full political independence
B. grant colonists claims to Indigenous labor and tribute under a framework of protection and conversion
C. replace all Indigenous labor with European wage labor
D. prevent missionary activity

Show the answer and explanation

ANSWER: B. Encomienda tied labor and tribute demands to Spanish colonial authority and Christian conversion claims.

Question 7

Which comparison between Spanish and French colonization is most accurate?

A. Both relied on identical levels of dense settler agriculture
B. Spain avoided missionary activity
C. French colonization generally depended more heavily on trade alliances with Native nations
D. France built its empire mainly through large mining centers worked by encomienda labor

Show the answer and explanation

ANSWER: C. French settlement was generally smaller and more trade-oriented, although trade relations still involved conflict and power.

Question 8

The Columbian Exchange refers to

A. only European migration to the Americas
B. the political alliance between Spain and Portugal
C. the first English colonial legislature
D. the movement of plants, animals, diseases, people, and goods between previously separated hemispheres

Show the answer and explanation

ANSWER: D. The exchange was biological, demographic, and economic, and it moved in both directions.

Question 9

Which is the best evidence of Indigenous agency during early European colonization?

A. Native nations used diplomacy, alliance, migration, trade, and armed resistance according to local interests
B. Native nations always accepted European rule
C. All Native nations supported the same European empire
D. European maps accurately recorded all Native borders

Show the answer and explanation

ANSWER: A. Agency means political choice under constraint, not guaranteed success.

Question 10

Why is the statement “1619 was the beginning of slavery in the Americas” historically inaccurate?

A. No Africans lived in Virginia in 1619
B. Atlantic slavery and coerced African labor existed in the Americas before 1619
C. Slavery began only after the Civil War
D. Virginia banned bound labor in 1619

Show the answer and explanation

ANSWER: B. 1619 is an important English Virginia date, but Atlantic slavery in Spanish and Portuguese America predates it.

Question 11

Which development best links European commodity demand to the expansion of Atlantic slavery?

A. European states abandoned overseas trade
B. Native populations increased everywhere after contact
C. Plantation and mining economies demanded large coerced labor forces
D. Mercantilism prohibited commodity exports

Show the answer and explanation

ANSWER: C. Labor demand for plantation and extractive economies helped expand the transatlantic slave trade.

Question 12

A historian argues that geography affected the form of European colonization. Which evidence best supports the claim?

A. All European colonies developed the same economy
B. Religion had no influence on colonization
C. European rivalry ended before 1492
D. Waterways, climate, and existing trade networks influenced where colonists settled and what economies they built

Show the answer and explanation

ANSWER: D. Geography shaped possibilities, while political and economic choices determined how colonists used them.

Question 13

Which statement best describes the Spanish caste system?

A. A set of social and legal categories tied to ancestry, birthplace, and status that varied in practice
B. A perfectly fixed hierarchy identical in every colony
C. A system based only on occupation
D. A Native political alliance against Spain

Show the answer and explanation

ANSWER: A. The system mattered, but it should not be presented as mechanically identical everywhere.

Question 14

Which source would be most useful for testing the limits of a conqueror’s account?

A. Only the conqueror’s own report
B. A second source from an Indigenous or critical Spanish perspective plus material evidence
C. A modern map with no historical explanation
D. A list of European monarchs

Show the answer and explanation

ANSWER: B. Source criticism improves when claims can be compared across perspective and evidence type.

Question 15

Which causal statement is strongest?

A. European contact caused change because Europe was advanced
B. Conquest happened because weapons existed
C. European contact altered disease environments, trade, labor demands, and alliances, which changed population and power relationships
D. Native societies changed only after Europeans ordered them to

Show the answer and explanation

ANSWER: C. A strong causal statement identifies mechanisms rather than relying on a vague hierarchy or one-factor explanation.

SAQ: What a Map of Tenochtitlán Can Prove

SOURCE: A 1524 European printed plan of Tenochtitlán depicts a large island city connected by causeways, with organized streets, temples, canals, and a central ceremonial precinct. The image was produced for a European audience from information associated with the Spanish conquest.

A. Briefly describe one conclusion about Mexica society that can be supported by the source.

B. Briefly explain one limitation of using this European-produced image to reconstruct Mexica political life.

C. Briefly explain one development from 1492 to 1607 that changed political or economic relationships between Europeans and Indigenous peoples.

SAMPLE ANSWERS

A. The city plan supports the conclusion that the Mexica Empire had complex urban and political organization because it shows planned infrastructure, causeways, canals, and a central ceremonial and governing space.

B. The image was prepared for a European audience during conquest, so it may emphasize features that Europeans found impressive, strategic, or useful while omitting Indigenous political boundaries, meanings, or perspectives.

C. Spanish alliances with Indigenous enemies of Mexica power changed political relationships because Europeans entered existing rivalries and used those alliances to defeat a stronger imperial center. A response using epidemic disease, mission systems, or coerced labor can also earn the point if the relationship is explained.

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