Oregon Treaty (1845)

Lesson Plan

With the Oregon Treaty, the United States added what today is the Pacific Northwest. In this mini-lesson, students learn how it happened, what tensions were involved, and how Native Americans were affected. 


  • Identify the 54-40 line of latitude and explain the phrase “Fifty-Four Forty or Fight!”.
  • Illustrate U.S. and British territory after the Oregon Treaty.
  • Draw the Oregon Trail.
  • Use compass directions, lines of latitude, and meridians to draw features on a map.