List of U.S. states by date of admission to the Union

A state of the United States of America is one of the 50 constituent entities that shares its sovereignty with the federal government. Due to the shared sovereignty between each state and the federal government, Americans are citizens of both the federal republic and of the state in which they reside. Four—Kentucky, Massachusetts, Pennsylvania, and Virginia—use the term commonwealth rather than state in their full official names.

List of U.S. states by date of admission to the Union

A state of the United States of America is one of the 50 constituent entities that shares its sovereignty with the federal government. Due to the shared sovereignty between each state and the federal government, Americans are citizens of both the federal republic and of the state in which they reside. Four—Kentucky, Massachusetts, Pennsylvania, and Virginia—use the term commonwealth rather than state in their full official names.