Illinois | University of Illinois at Urbana-Champaign | Peoria, Illinois | Rockford, Illinois | Evanston, Illinois | Springfield, Illinois | International Confederation of Free Trade Unions | Northern Illinois University | Cook County, Illinois | Illinois Institute of Technology | Joliet, Illinois | Rock Island, Illinois | Belleville, Illinois | Aurora, Illinois | Southern Illinois University | Quincy, Illinois | Illinois River | Governor of Illinois | Canadian Confederation | Wheaton, Illinois | Waukegan, Illinois | Naperville, Illinois | International Trade Union Confederation | Illinois Central Railroad | University of Illinois at Urbana–Champaign | Oak Park, Illinois | Illinois House of Representatives | German Confederation | Elgin, Illinois | Danville, Illinois |
One of the most well-known is the Iroquois Confederacy, but there were many others during different eras and locations across North America; these include the Wabanaki Confederacy, Western Confederacy, Powhatan Confederacy, Seven Nations of Canada, Pontiac's Confederacy, Illinois Confederation, Tecumseh's Confederacy, Great Sioux Nation, Blackfoot Confederacy, Iron Confederacy