Complete the following sentence: At the outbreak of the Civil War, he commanded the 18th Louisiana Infantry Regiment, where he proved a strict disciplinarian who was also notably friendly and sociable with the rank and file. <unk> <unk> <unk> <unk>
Shiloh, he was made a brigade commander under General Richard Taylor, with whom he successfully obstructed Union efforts to secure the Bayou Teche region of southern Louisiana. n the Red River Campaign, Mouton was killed at the Battle of Mansfield, while leading his men in a cavalry charge.