Cheyenne Frontier Days™ will join the United States Department of the Interior in celebrating the “Day of the American West” on Thursday, July 23 as part of the nationwide America 250 commemoration recognizing the 250th anniversary of the United States. Through a formal order issued by the Secretary of the Interior, July 23, 2026, was designated as the Day of the American West in recognition of the region’s role in shaping the nation’s history, culture and identity. The order specifically recognizes Cheyenne Frontier Days™ for its longstanding role in celebrating and preserving Western heritage and traditions.