At the Battle of Middle Boggy Depot, in February 1864. Lieutenant Colonel Jumper was in command of Seminole Battalion, Company A, 1st Choctaw and Chickasaw Cavalry Regiment, and a detachment of 20th Texas Regiment, at Middle Boggy Depot, in Oklahoma. A Union expedition into Indian territory surprised the Confederate camp. There were heavy casualties on the Confederate side, which made it a Union victory, although the threat of the arrival of Confederate reinforcements influenced the Federals to withdraw to Fort Gibson.
