U.S. adversaries exploit power gaps. It's easier for Russia to invade Ukraine with irregular forces out of uniform, the so-called 'little green men,' than to send a conventional army that would challenge NATO.
David IgnatiusRead
2011 is one of those years that historians are likely to look back on as a 'hinge.' And the truth, at once frightening and exhilarating, is that we don't know yet which way the door will swing.