War, he knew, was a struggle of political wills. Winning a war did not require winning every battle; the French war had proved that. Tactical developments often had little influence on strategic success. And Washington was—instinctively, brilliantly—a political general: in the month following his departure from Philadelphia, he wrote seven letters to Congress, acknowledging its superior authority while maneuvering to get what he needed. He used all the tools of a deft politico: flattery, blandishment, reason, contrition. More letters went to colonial governors. Congress had adopted the New
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