Imperialism has two meanings, one describing an action and the other describing an attitude. Most commonly it is understood in relation to Empire building, as the forceful ...
New Imperialism refers to the colonial expansion adopted by Europe 's powers and, later, Japan and the United States, during the 19th and early 20th centuries; approximately from ...
noun . 1. the policy of extending the rule or authority of an empire or nation over foreign countries, or of acquiring and holding colonies and dependencies.