Answer:
They wanted more resources to fuel their industrial production. They com- peted for new markets for their goods. Many nations looked to Africa as a source of raw materials and as a market for industrial products. As a result, colonial pow- ers seized vast areas of Africa during the 19th and early 20th centuries.
Five Motives for Imperialism. Various motives prompt empires to seek to expand their rule over other countries or territories. These include economic, exploratory, ethnocentric, political, and religious motives.