McClellan worked for months on a lengthy report describing his two major campaigns and his successes in organizing the Army, replying to his critics and justifying his actions by accusing the administration of undercutting him and denying him necessary reinforcements.
McClellan skrev i måneder på en længere rapport, som beskrev hans to store felttog og hans organisering af hæren, som svar til hans kritikere og en retfærdiggørelse af hans handlinger ved at beskylde regeringen for at underløbe ham og nægte ham nødvendige forstærkninger.