It would be the "Gulf of Tonkin" that is located between northern Vietnam and the island of Hainan, although it should be noted there are smaller bay areas that exist there as well.
It was a turning point because british always had more power then u.s, then france joined u.s so u.s had more power, it showed that countries had trust in u.s.
Answer:
The right term is "popular sovereignty."
Explanation:
The people are the real sovereign of a nation. A democratic and legitimate government must enjoy the consent of those ruled, and citizens, people, express their will by freely electing their representatives in government.