A more thorough explanation:

Sovereign (adj.): Characteristic of or endowed with supreme authority, especially in reference to a state. For example, a sovereign nation has the power to make its own decisions without interference from other countries.

Sovereign (n.): A person, body, or state vested with independent and supreme authority. For example, the ruler of an independent state is considered a sovereign.

Sovereignty: Supreme dominion, authority, or rule. It can refer to the supreme political authority of an independent state or the power of dealing on a nation's behalf with other national governments.

One example of a sovereign nation is the United States. As a sovereign nation, the US has the power to make its own laws and decisions without interference from other countries.

The Queen of England is an example of a sovereign. She has independent and supreme authority over the United Kingdom.

Another example of sovereignty is internal sovereignty, which refers to the power enjoyed by a governmental entity of a sovereign state, including affairs within its own territory and powers related to the exercise of external sovereignty. For example, the US government has the power to make decisions about its own affairs within its own territory.

The term "sovereign" refers to the supreme authority or power of a state or ruler. A sovereign nation has the power to make its own decisions without interference from other countries. A sovereign ruler has independent and supreme authority over their state. Sovereignty can also refer to the supreme political authority of an independent state or the power of dealing on a nation's behalf with other national governments. Examples of sovereignty include the United States as a sovereign nation, the Queen of England as a sovereign ruler, and the US government's power to make decisions about its own affairs within its own territory.