Based on the context provided, the most likely response that the image reflects is:
The United States was responsible for protecting Latin America from European interference and colonization.
This belief was part of the Monroe Doctrine, which asserted that any intervention by external powers in the politics of the Americas would be seen as an act of aggression against the United States. This sentiment was prevalent in the early twentieth century as the U.S. sought to assert its influence in the Western Hemisphere.