Causes of European exploration
Portuguese exploration
Spanish exploration
Dutch, English, and French exploration

Why Europeans and not others?
Primary sources
Christopher Columbus, journal of the first voyage (1492)
Vasco da Gama at Calicut (1498)
King Manuel I of Portugal on the route to India (1499)
Key figures
Key events summary
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Vocabulary
Unit 4 topics
Unit 4 overview4.10Comparison of Coerced Labor Systems4.1Technological Innovations from 1450 to 17504.2Exploration: Causes and Events from 1450 to 17504.3Columbian Exchange4.4Maritime Empires Established4.5Maritime Empires Maintained and Developed4.6Internal and External Challenges to State Power from 1450 to 17504.7Changing Social Hierarchies from 1450 to 17504.8Continuity and Change from 1450 to 17504.9The Atlantic Slave Trade