Now that Barack Obama has given a green light to Muslim Brotherhood participation in a new Egyptian government, it is unlikely that the organization will be kept out of power. And since the Brotherhood is the largest and most ideologically committed group in Egyptian politics, most likely it will end up in the driver’s seat in any new regime, and set the nation on course toward becoming an Islamic state. Obama almost certainly knows all this, and yet approved of Brotherhood involvement anyway. A look at some of his appointments, associations and activities shows that this should come as no...