Unit 2: Networks of Exchange (c. 1200–1450)
AP World History: ModernKey themes to watch for

Caption: The Catalan Atlas (1375) by Abraham Cresques illustrates medieval knowledge of Afro-Eurasian trade networks. Mansa Musa of Mali appears holding a gold nugget, reflecting European awareness of Trans-Saharan trade wealth.
The three major trade networks
The Silk Roads
Indian Ocean maritime routes
Trans-Saharan caravan routes
The Mongol Empire and connectivity
Consequences of connectivity
Cultural consequences
Environmental consequences
Technological transfer
Primary sources
Marco Polo on the wealth of Kublai Khan's court (c. 1298)
Ibn Battuta on the Indian Ocean trade (c. 1355)
Key figures
Unit 2 topic overview
Vocabulary
Unit 2 topics
Unit 2 overview2.1The Silk Roads2.10Comparison of the Effects of Connectivity2.2The Mongol Empire and the Making of the Modern World2.3Exchange in the Indian Ocean2.4Trans-Saharan Trade Routes2.5Cultural Consequences of Connectivity2.6Environmental Consequences of Connectivity2.7Comparison of Economic Exchange2.8Effects of the Mongol Empire2.9Causes and Effects of the Bubonic Plague