SIOUX FALLS, S.D. (KELO) -- Thousands of South Dakotans have served and died in the military throughout the past 150 years or so. U.S. Sen. John Thune said in 2025 that more than 68,000 South Dakotans served in the armed forces. More than 2,800 South Dakotans are recorded as war casualties, accordin g to the state. [...] ...read more read less