Across
- 1. A mountain pass in the Cascade Mountain Range in Washington State. It is located southeast of Seattle and east of Tacoma, its importance to transportation being almost entirely with railroading.
- 4. a Greek maritime pilot who in known for exploring a body of water now named after him.
- 8. A Suquamish and Duwamish leader, and a prominent figure among his people.
- 9. A US policy that opposed European settlement in the Americas.
- 10. The movement that initially sent almost 1,000 immigrants on their way to Oregon.
- 15. An American career Army officer and politician, who served as governor of Washington from 1853 to 1857
- 17. A US Army post in Washington, functioning from 1859-1882. It was also once called "Harney's Depot".
- 20. A confrontation in Washington between the US and sovereign tribal nations of the Cayuse, Nez Perce, Umatilla, Walla Walla, and Yakama
- 23. A phrase commonly used referencing the controversy with Great Britain over Oregon territory.
- 24. A point jutting into Puget Sound, and the westernmost landform in the western district of Seattle.
- 25. A british officer who worked for the Royal Navy and is best known for his 1791–95 expedition, which explored the Pacific Northwest.
Down
- 2. Washington’s first ever governor
- 3. A widely held cultural belief in the 19th-century US stating that its settlers were destined to expand to new territories.
- 5. An American businessman, real estate developer, investor, inventor, and lieutenant colonel in the Spanish
- 6. A successful entrepreneur and a politician, also thought of as a founder of Seattle.
- 7. A 19th-century fur trading post that’s located on the northern bank of the Columbia River in present-day Vancouver, Washington.
- 11. A global incident and political dispute between the Spanish Empire, the Kingdom of Great Britain, and the United States of America.
- 12. This location was the camp of the Lewis and Clark Expedition during the winter of 1805-1806, and is near the mouth of the Columbia River.
- 13. An accomplished Spanish explorer of the Pacific Northwest
- 14. A battle between the US and the Yakama.
- 16. A well-known American explorer, soldier, Indian agent, and territorial governor.
- 18. A Lemhi Shoshone woman who met and supported the Lewis and Clark Expedition in numerous important tasks.
- 19. A Canadian-based retail business group.
- 21. A conflict in 1859 between the United States and United Kingdom over the British–U.S. border in the San Juan Islands, between Vancouver Island and the State of Washington
- 22. The Convention covering fisheries, boundary and the restoration of slaves between the US and the UK.
