U.S. Expansion

Did all of present-day Colorado enter U.S. control through one single land acquisition?

• No, different parts came through different territorial changes
• Yes, all of it came only through the Oregon Treaty
• Yes, all of it came only through the Gadsden Purchase
• Yes, all of it came only through the Alaska Purchase

Which war helped bring some future Colorado lands under U.S. control?

• Korean War
• War of 1812 only
• Spanish-American War
• Mexican-American War

Which political event also affected territorial claims in the future Colorado region?

• Purchase of Puerto Rico
• Creation of West Virginia
• Admission of Alaska
• Annexation of Texas