What did imperial nations have to do to protect their economic interests? a. they imposed high taxes on foreign products. b. they exported products to foreign countries. c. they built large armies. d. they built large navies. do to protect their economic interests?

The correct answer is D.

Explanation:

The Imperial nations built navies to protect their economic interest. Imperialism is a process of using force, coercion and colonization to expand another empire or country.  

Imperialism began in the 15th and 16th centuries. Countries like Spain and England who were the largest and most powerful countries at that time, ruled and acquired other territories. The motives behind Imperialism were economical, ideological and political.  For instance, the Spanish Empire explored other countries by discovering new trade routes to expand its own economy.

so, the Imperial nations built large naval forces to protect their economic as well as political interests. To show the amount of power they wielded, sea-based attacks were initiated on other nations.

They built large navies

Explanation:

deseasie in europe