An area controlled by another country and is usually settled by people from that country is called

territory

Explanation:

A certain area that's owned or under the control of someone is called a territory. ... Although the territory of a country includes its entire area, the noun can also specifically refer to an area governed by a

from the conditions of the working class in england by friedrich engels,the main idea is :

they wanted the u.s. to fight on the side of the central powers.