The biggest obstacle to the strategy in Afghanistan wasn't American liberals' failure of nerve, as conservatives seldom pass up a chance to insist. The biggest obstacle was the delusion that Americans could do for Kabul and Kunduz what we refuse to do for New Orleans or Detroit.
If there's one lesson we should have learned in the debate over gay service, it's that "don't ask, don't tell" was never about military effectiveness. It was a moral and political abuse of power, propped up by a ban on speaking truth to that power.
For decades, the conventional wisdom was that the Republican Party was the party of the military. However, as Republicans have abandoned ideals that make our military strong, big names now support Democrats.