He perished at the Battle of Little Bighorn , the only black man killed in the fight .
Isaiah Dorman ( died June 25 , 1876 ) was a former slave who served as an interpreter for the United States Army during the Indian Wars .
Isaiah Dorman perished at the Battle of Little Bighorn , the only black man killed in the fight .
Isaiah Dorman ( died June 25 , 1876 ) was a former slave who served as an interpreter for the United States Army during the Indian Wars .