Complex sentence: She was known for a violent disposition and was considered a member of the outcast class, but is credited with saving most of the band of the 6th Massachusetts Regiment from certain lynching in April 1861, at the outbreak of the American Civil War.
Split into simpler sentences: She was known for a violent disposition and was considered a member of the outcast class. She is credited with saving most of the band of the 6th Massachusetts Regiment from certain lynching in April 1861, at the outbreak of the American Civil War.