...rstanding was in the nature of an contract, and General Lee having, in his opinion, disregarded it, he (Longstreet) was thereby absolved from all obligation to obey his orders. Napoleon's advice to Marmont was good or not, and to be followed or not, at the discretion of Marmont himself; and if he had failed to fight an offensive battle when a favorable opportunity offered, and plead as excuse that he h...