Final answer:
Colonialism is the term that describes the relationship between a ruling country and a subjugated state.
Step-by-step explanation:
The term that describes the relationship between a ruling country and a subjugated state is Colonialism. Colonialism refers to the political, economic, and social control of a territory by an external power. This involves the establishment and maintenance of colonies in the subjugated state, often for the purpose of exploiting its resources.
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