The Ally From Hell

Pakistan lies. It hosted Osama bin Laden (knowingly or not). Its government is barely functional. It hates the democracy next door. It is home to both radical jihadists and a large and growing nuclear arsenal (which it fears the U.S. will seize). Its intelligence service sponsors terrorists who attack American troops. With a friend like this, who needs enemies?
http://www.theatlantic.com/magazine/archive/2011/12/the-ally-from-hell/8730/