Which of the following was NOT an American claim to all of Oregon? A. Robert Gray’s exploration and settlement
B. Jefferson’s expedition of explorers
C. Founding of Astoria
D. First mapping of Oregon coast

Write a 5- paragraph that explains the three main causes of the overthrow (mahele, reciprocity treaty and the bayonet constitution). say why each was a factor that led to the eventual overthrow. choose one that you think was the most important and explain why. make sure you have a thesis statement in your introduction, and a strong concluding paragraph.