Answer:
Sally Tompkins
Step-by-step explanation:
Robert E. Lee was a commander of the Confederate's army. William Sheppard was a Confederate veteran and artist who painted a watercolor scene of a hospital ward. Clara Barton did found the American Red Cross, though this was not in Richmond, Virginia.
Sally Tompkins opened Robertson Hospital during the war in Richmond, Virginia to care for wounded Confederate soldiers. She had a very high success rate and treated over 1,300 patients. She was also the only woman to be commissioned into the Confederate Army.