The sad fact is that international politics has always been a ruthless and dangerous business, and it is likely to remain that way.

Offensive realism predicts that the United States will send its army across the Atlantic when there is a potential hegemon in Europe that the local great powers cannot contain by themselves.

I believe that the existing power structures in Europe and Northeast Asia are not sustainable through 2020.

Decapitation is a fanciful strategy.

A state's potential power is based on the size of its population and the level of its wealth.

In the anarchic world of international politics, it is better to be Godzilla than Bambi.

The liberal tradition has its roots in the Enlightenment, that period in the eighteenth-century Europe when intellectuals and political leaders had a powerful sense that reason could be employed to make the world a better place.