How to Leave Afghanistan

President Obama is now confronting the classic problem from hell: either do more to stave off defeat and hope to get lucky, or withdraw and face charges of defeatism and perhaps new terrorist attacks.

Mr. Obama needs to consider another path. Our strategy in Afghanistan should emphasize what we do best (containing and deterring, and forging coalitions) and downgrade what we do worst (nation-building in open-ended wars). It should cut our growing costs and secure our interests by employing our power more creatively and practically. It must also permit us — and this is critical — to focus more American resources and influence on the far more dire situation in Pakistan.

We can’t defeat the Taliban in Afghanistan, as the last seven years have shown. Numbers are part of the problem: most Taliban are members of Afghanistan’s majority tribe, the Pashtuns. More confounding, the Taliban and their Qaeda allies have found in northwestern Pakistan a refuge that has proved almost impregnable. These factors make overcoming the enemy in Afghanistan infinitely harder than it was in Iraq. More