Across
- 3. Land bought from Mexico to build a southern railroad route
- 6. Belief that the United States was destined to expand westward
- 8. Territory gained after the Mexican-American War from Mexico
- 10. Land gained through a treaty with Great Britain
- 11. Growth of factories and machines that changed how goods were produced
- 12. Forced relocation of Native Americans due to U.S. expansion policies
- 13. First major federally funded highway connecting eastern and western states
- 14. Steam-powered boat that improved river transportation and trade
- 15. Land acquired from Spain through the Adams-OnĂs Treaty
Down
- 1. Land gained from Great Britain after the American Revolution
- 2. Original colonies along the Atlantic coast gained from Great Britain by treaty
- 4. Waterway built to connect rivers and improve transportation of goods
- 5. Territory added after Texas joined the United States from Mexico
- 7. Invention that allowed long-distance communication using electrical signals
- 9. Territory bought from France to expand U.S. land westward
- 14. Steam-powered locomotive that increased speed of travel and shipping
