Entrepreneur William Ashley’s attempt to trade for Arikara horses led to a ‘beach’ battle that inflicted 30 percent casualties on his brigade and inspired an outraged Colonel Henry Leavenworth to punish the Missouri River tribe.
Entrepreneur William Ashley’s attempt to trade for Arikara horses led to a ‘beach’ battle that inflicted 30 percent casualties on his brigade and inspired an outraged Colonel Henry Leavenworth to punish the Missouri River tribe.