Summary: This activity can be used to introduce a unit on westward expansion or as an end-of-unit review. Students will assess the cause and effect of, and possible reasons for, westward expansion.
Overarching questions addressed:
ECONOMICS: How has technology (e.g., ships, canals, railroads, newspapers, telegraphs, radio, television, the internet and social media) spread ideas and influenced public opinion, the economy and/or the government? Did the changes strengthen or weaken democratic...