A group of people who live together under a common law within a definite territory is a

A group of people who live together under a common law within a definite territory is a State. A state is a political entity with sovereignty over a defined geographical area, which includes a population and a government that exercises control over the territory and the people who live there. A state is characterized by the presence of a government that makes and enforces laws and regulations, maintains order, and provides essential services such as education, healthcare, and infrastructure. The government is responsible for protecting the interests of the state and its citizens, and it is accountable to the people it serves. In contrast, a community refers to a group of people who live in the same locality, share a common culture or identity, and have social interactions and relationships. A nation refers to a group of people who share a common culture, language, and history, while a nation-state refers to a sovereign state whose citizens are predominantly of a single nationality or ethnicity. Therefore, a state is a political entity that exercises sovereignty over a defined territory, whereas a community, nation, and nation-state refer to different groups of people with varying degrees of social, cultural, and political cohesion.