The continued U.S. military engagement on behalf of Hamid Karzai's government in Afghanistan is viewed by increasing numbers of Americans as a legacy struggle -- seen to varying degrees from different perspectives as wasteful, futile, brutal. Maybe so. At the same, whatever the prospects for success however defined, the manner of its fighting illustrates a major thesis of Steven Pinker's The Better Angels of Our Nature: Why Violence Has Declined: that great powers' recourse to violence grows ever more calibrated and proportional.
Given the waste of the Iraq war, the mishandling of the one in Afghanistan, the hundred-plus thousand lives lost in the one and the tens of thousands in the other, the claim may seem callous and polyannish. Compared to past conflicts of like scope, however, it true nonetheless, and increasingly so. Today's front-page New York Times report by C.J. Chivers on changing U.S. aerial tactics in Afghanistan provides a striking illustration. One navy flight commander's experience illustrates the current m.o.: