Final answer:
The power of a nation-state to determine its government and make laws is called sovereignty.
Step-by-step explanation:
The power of a nation-state to determine its government and make laws is called sovereignty. Sovereignty refers to the supreme authority of a state to govern itself and make decisions regarding its internal and external affairs.
For example, in the United States, sovereignty lies with the people as expressed through the democratic system, where citizens elect representatives to make laws and govern the country.
Other examples of nation-states with sovereignty include France, Germany, China, and Brazil, where the governments have the power to make decisions that affect their respective countries.
Learn more about Sovereignty