events
Illinois becomes the 21st U.S. state.
Related Wikipedia articles
Illinois
U.S. state
Illinois is a state in the Midwestern region of the United States. It borders Lake Michigan to its northeast, the Mississippi River to its west, and the Wabash and Ohio rivers to its south. Of the fifty U.S. states, Illinois has the fifth-largest gross domestic product (GDP),…Source: Wikipedia (CC BY-SA)
U.S. state
Constituent polity of the United States
In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its sovereignty with the federal government.…Source: Wikipedia (CC BY-SA)