What was the doctrine that threatened other countries to stay out of the Western Hemisphere

The Monroe Doctrine

Explanation:

President James Monroe's 1823 annual message to Congress contained the Monroe Doctrine, which warned European powers not to interfere in the affairs of the Western Hemisphere. Understandably, the United States has always taken a particular interest in its closest neighbors – the nations of the Western Hemisphere.

is it multiple choice

most camps were located in the area of the general government in occupied poland