Cloak — Timothy Zahn

“There's no other way?” “If there was, we wouldn't even be discussing this,” the general said, sternly throttling back a wave of impatience. “Our only other choice is to sit back, do nothing, and watch one man bring down the nation. To sit back and do nothing as the work of decades collapses into ruin. To let the lives of our founders be so much wasted sacrifice and blood. Because it will be. If he succeeds -- if we let him succeed -- there will be nothing left but chaos.” The plan is already in motion. In ten days, the world will watch as a small group of patriots save the world from chaos.