What was the major message of the Monroe Doctrine? Spain and Great Britain had to completely withdraw from North America.

All trade between Europe and Asia had to pass through the Americas.

The American continents were closed to European colonization.

Americans could no longer move westward.

The American continents were closed to European colonization.

Explanation:

in December 1823, the doctrine warns European nations that the United States would not tolerate further colonization or puppet monarchs.

americans experinced rations on food and be gangrene their own food and feed their families going to go over jobs that were orginally only for men.

c) they were beaten and fired from their jobs.