Final answer:
Imperialism refers to the economic, political, and military domination of a strong nation over weaker nations. European nations practiced imperialism by conquering other lands, making them into colonies, and controlling their economies.
Step-by-step explanation:
The term that refers to the situation described in your statement is imperialism. Imperialism is the economic, political, and military domination of a strong nation over weaker nations. European nations, such as Great Britain and France, practiced imperialism by conquering other lands, making them into colonies, and controlling their economies.