How did the u. s. plan on upholding the monroe doctrine?

a. through threats to foreign nations

b. through negotiations only

c. with force if necessary

d. with from other nations

The Monroe Doctrine was a U.S. policy of opposing European colonialism in the Americas beginning in 1823. It stated that further efforts by European nations to take control of any In fact, for many years after the Monroe Doctrine took effect, Britain, through the .Jump up to: Roosevelt, Theodore (December 6, 1904).