Great Midwest Commonwealth

The  was one of the thirteen commonwealths of the pre-war United States of America. Created in the early 21st century, it was comprised of the former states of Wisconsin, Minnesota, Illinois, Indiana and Michigan.

It was called the Midwest Commonwealth in J.E. Sawyer's Fallout Role-Playing Game.

Illinois Wasteland
The Illionois Wasteland was conquered by Brotherhood of Steel deserters known as the Midwestern Brotherhood. They led a harsh rule on the state. An Enclave remnant command center is located in the city of Chicago.

Known places

 * Chicago (Fallout Tactics)
 * Dirt Haven (Fallout Tactics)

Appearances
Places in the Great Midwest Commonwealth appear in Fallout Tactics, and were mentioned in Fallout: New Vegas and Van Buren.