Imperialism
"Imperialism is the policy of extending the rule or authority of an empire or nation over foriegn countries, or of aquiring and holding colonies and dependencies." ~Dictionary.com
"Imperialism is the domination by one country of the political, economic, or cultural life of another country or region." ~World History Textbook
"Imperialism is the domination by one country of the political, economic, or cultural life of another country or region." ~World History Textbook