According to Simpson, Grant instinctively understood that war was 'politics by other means.' Moreover, he realized that civil wars presented special challenges: reconciliation, not conquest, was the Union's ultimate goal. And in peace, Grant sought to secure what had been won in war, stepping in to assume a more active role in policymaking when the intransigence of white Southerners and the obstructionist behavior of President Andrew Johnson threatened to spoil the fruits of Northern victory.



