Popular sovereignty, or sovereignty of the peoples' rule, is the principle that the authority of a state and its government are created and sustained by the consent of its people, through their elected representatives (Rule by the People), who is the source of all political power.
Most of them were overthrown by 750 B.C.
Because japan was using iwo jima as a landing strip to aid other allies and themselves in the war and thats how they transported supplies.
Brainliest please