The Chicago Civil War Show and Sale is a national militaria expo held at the DuPage County Fairgrounds in Wheaton, Illinois, where dealers and collectors convene to buy, sell, and display Civil War–era artifacts, uniforms, weapons, and related ephemera. Organized by Zurko’s Midwest Promotions, the event features hundreds of exhibitors and educational displays that attract hobbyists, reenactors, and history enthusiasts from the region and beyond.