Imperialism (noun)

1. The policy or practice of extending a country's power and influence through colonization, use of military force, or other means.
2. The advocacy or support of such policies.

Origin:

The word "imperialism" is derived from the latin word "imperium" meaning empire and "ism" indicating a system or ideology. it is used to describe the policy or practice of extending a country"s power and influence through colonization, use of military force, or other means.

Examples:

1. The country's imperialism led to the colonization of many other countries.
2. The 19th century was marked by the Scramble for Africa, an era of imperialism and colonization.
3. The imperialism of the European powers led to the exploitation of Africa and Asia.
4. The imperialism of the US led to the annexation of Hawaii.
5. The imperialism of the British Empire led to the colonization of India.