In a federal system, the central (or federal) government has much more authority than in a confederal system. The central government controls more trade policy, and makes decisions about policy areas that involve interactions between states (such as highway systems).
Nationality is a legal relationship between an individual person and a state. Nationality affords the state jurisdiction over the person and affords the person the protection of the state. What these rights and duties are vary from state to state.
What Is Citizenship? Citizenship is defined as the status of being a legal member of a particular country. A citizen of a country is someone on whom all the social and political rights of the country are conferred upon. Citizens of the U.S. have the right to live, work and take part in the civic life.