European Union (EU):A political and economic union of 27 member states located primarily in Europe, established to promote peace, its values, and the well-being of its citizens.
Supranational Organization: An international organization where member states delegate a portion of their sovereignty to the organization, allowing it to make decisions independently of national governments.
Intergovernmental Organization (IGO): An organization composed primarily of sovereign states, where the member states retain full sovereignty and the organization acts on their behalf.