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Difficulty: HardThe Columbian Exchange

Source: Charles C. Mann, historian, *1493: Uncovering the New World Columbus Created*, 2011.

"The Columbian Exchange’s post-1492 introduction of American crops like potatoes, sweet potatoes, and maize to Afro-Eurasia catalyzed a massive global population boom. Because these plants flourished in soils hostile to traditional Old World grains, they brought vast areas of marginal land into cultivation. The resulting agricultural abundance mitigated the frequent famines that had previously checked population growth. In Europe, this demographic surge created a labor surplus that helped drive urbanization and subsequent waves of emigration. In China, the sweet potato facilitated settlement of the mountainous interior. In West Africa, maize helped support the population growth that offset some of the demographic losses of the transatlantic slave trade."

Which of the following developments in the Atlantic world was most directly a long-term result of the crop exchanges described in the excerpt?

  1. A
    The widespread shift of Indigenous agricultural economies in North America from growing maize to cultivating Old World grains like wheat.
  2. B
    The rapid collapse of the Spanish encomienda system as surplus European laborers arrived to work in agricultural sectors.
  3. A population increase in Europe that eventually provided a source of colonists and labor for migration to the Americas.Answer
  4. D
    The formation of a single, unified Indigenous confederacy across North America to regulate agricultural trade with Europe.

Answer

A population increase in Europe that eventually provided a source of colonists and labor for migration to the Americas.
The correct answer is correct because the introduction of calorically dense American crops like potatoes and maize catalyzed a significant population increase in Europe. This demographic growth created a surplus labor force that eventually supplied the colonists and indentured servants who migrated to North America.

Step-by-Step Solution

1
Analyze the stimulus to determine the main historical claim.
The stimulus argues that New World crops (potatoes, maize) led to a significant population increase in Afro-Eurasia (including Europe) by bringing marginal land into cultivation and mitigating famines.
Understanding the core argument of the stimulus is essential for identifying the direct historical consequence.
2
Relate the population growth in Europe to historical developments in the Americas during the colonization period.
The demographic boom in Europe created a labor surplus, which in turn drove urbanization and supplied waves of colonists and indentured servants migrating to the Americas.
Connecting demographic changes in the Old World to colonial labor supplies in the New World demonstrates synthesis of Columbian Exchange effects.
3
Evaluate the options to identify which choice correctly describes this relationship.
The option stating that European population growth provided colonists and labor aligns with the historical effects of the Columbian Exchange.
This confirms the correct option based on historical evidence and the stimulus's focus on European demographic surpluses.

Key Concept

The Columbian Exchange
Estimated Time:1m 30s
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Topics

The Columbian Exchange

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