NCES.AH1.H.3 - Understand the factors that led to exploration, settlement, movement, and expansion and their impact on United States development over time.
NCES.AH1.H.3.2
American History I
Explain how environmental, cultural and economic factors influenced the patterns of migration and settlement within the U.S. before the Civil War (e.g., economic diversity of regions, mercantilism, cash crops, triangular trade, ethnic diversity, Native American Indian beliefs about land ownership, Lewis & Clark expedition, farming, Industrial Revolution, etc.).