A new history explains how and why, as it prepared to enter World War II, the United States decided to lead the postwar world.
In Tomorrow, the World, Stephen Wertheim traces America\'s transformation to.
Then, suddenly, it conceived a new role for itself as the world\'s armed superpower--and never looked back.
For most of its history, the United States avoided making political and military commitments that would entangle it in European-style power politics.
A new history explains how and why, as it prepared to enter World War II, the United States decided to lead the postwar world