Astate that is not subject to the control or power of any other state is considered
a. multinational
b. sovereign
c. a nation
d. a territory

A state that is not subject to the control or power of any other state is considered a sovereign state.

Sovereign states have institutional and political autonomy to direct their actions according to their own strategies. It is a way of guaranteeing the equality of the state in relation to another state. Countries are considered as sovereign states, since they decide all the legislation that works in their territory, being prohibited any interference of another...

uncle sam would be tossing and turning in his grave : *)