Are we now to understand that he made all those previous declarations and decisions without a strategy he was committed to? Prior to his recent statements, it seemed clear that the president and his advisers had adopted a strategy already—the counterinsurgency one—and that Gen. Stanley McChrystal was tapped precisely because he would implement that plan. The idea, to repeat, was to deploy forces sufficient to clear territory of Taliban threats, hold that territory, and build up the sinews of the country behind that.

Nothing significant has changed to account for the shift from Mr. Obama’s confident policy proclamations to his temporizing statements of recent days. The president certainly understood before last week that the situation in Afghanistan was deteriorating. And he knew when he was inaugurated and when he first uttered his colorful “war of necessity” phrase that his party, and the public generally, were increasingly opposed to the war…

Democrats have to realize that more time is needed, and Republicans must acknowledge that America’s combat commitment cannot be indefinite. If political leaders accept these underlying political realities, the Obama administration can craft a strategy along the following lines…