Answer: See explanation
Step-by-step explanation:
Definition: Imperialism is when a country exerts its power over other countries or territories by gaining control of them and having economic and political access over them. This is usually done by military force.
Antonyms of imperialism: Some of the antonyms of imperialism include nationalism, decolonization, anti-imperialism and non-interventionism.
Synonyms of imperialism: Some of the synonyms of imperialism, that is identical words to imperialism include colonialism, neocolonialism and expansionism.
Using imperialism in a sentence: A notable example of imperialism was when America took over Hawaii in 1898, and gained control and possession of its buildings, port, military equipment, harbors and some other public property that belonged to Hawaii.