The world is at war... again. Three regional wars rage across the globe. Only the United States, Canada, Greenland, Iceland, and the Caribbean island nations have yet to be dragged into one or more of the conflicts. But it is only a matter of time. Surrounded on all sides, and watching its allies fall one by one, the United States must not only determine how it will defend itself against the forces bent on complete domination, but how it can come...