For many in Washington, the biggest unanswered question from Army. Gen. David Petraeus’ high-profile, low-satisfaction testimony last week was not about military strategy but about political tactics. Why has the anti-war movement been unable to translate the clear public mandate they claim into any clear change in our government’s Iraq policy? To most war opponents, the blame increasingly lies with the Democratic leadership in Congress, for not taking a hard enough line with President Bush and not fighting to cut off war funding. And their frustration is visibly bubbling over — the provocative group Code Pink, for example, has actually...