One-word substitution: The policy of extending a country’s empire and influences?

Correct Answer: D. Imperialism

he term “imperialism” refers to the policy or practice of extending a country’s power, influence, or control over other territories or nations. It involves the acquisition and domination of additional lands, resources, and people by a more powerful nation or empire. Imperialism often includes economic, political, and military strategies to establish and maintain control over the conquered territories.