Which action is an example of imperialism?

Great Britain's establishment of colonies in Africa

Italy's encouragement of devotion to country

Germany's promise to protect other countries in wartime

Russia's massive growth in armed forces

The correct answer is:"Great Britain's establishment of colonies in Africa"

Imperialism is a relationship between countries - generally in the form of an empire - that is based on ideas of superiority and applying domination practices, which imply the extension of authority and control of one State or people over another. It can also be a political doctrine that justifies the domination of one people or State over others; usually through different types of colonization (settlement, economic exploitation, strategic military presence) or cultural subordination (acculturation).

A) Great Britain's establishment of colonies in Africa