President Roosevelt refused to negotiate with undemocratic Latin American leaders.

Undemocratic Leaders

Individuals who lead their countries or organizations without adhering to the principles and practices of democracy, often through authoritarian, dictatorial, or oppressive measures.

President Roosevelt

Refers to either Theodore Roosevelt, who served as the President of the United States from 1901 to 1909, or Franklin D. Roosevelt, who served from 1933 to 1945.