6. define imperialism
7. define protectorate

Imperialism and protectorate:

Imperialism:

Imperialism is the strategy or plan used by the rich/strong countries to acquire or control poor countries wealth by forcing a war or by using political power, or a desire to rule over other countries.  (rule by emperor or king)

Protectorate:

Protectorate is a dependent country which is protected or controlled by a stronger/powerful country. Protectorate are weak countries governed by strong countries. In simple words protectorate means a “protected state.”  It denotes the England government from 1653 to 1659.

use wikipedia, i think they have this.