To Safeguard the National Interest
Ironically, at the very juncture when the Bismarckian system was falling completely apart, the United States found itself led by a president who was very much a disciple of Hamiltonian realism and who embraced the idea of a global balance—precisely in order for the United States to play a role in, and be a beneficiary of, that balance. Theodore Roosevelt may have shared with his fellow citizens a belief that America was the world's best hope, but, like Hamilton, he was wary of too much reliance on the notion of American exceptionalism.
Roosevelt, skeptical of the efficacy of international law, was convinced that the possession of adequate military and economic power was the only sure way to safeguard the national interest in an anarchic world. He believed that there was as yet “no likelihood of establishing any kind of international power...which can effectively check wrong-doing, and in these circumstances it would be both foolish and an evil thing for a great and free nation to deprive itself of the power to protect its own rights and even in exceptional cases to stand up for the rights of others.”6 More to the point, it appears that TR believed in a revived “concert” of great powers, now including the United States and Japan, which would establish spheres of influence to preserve the international order, protect the interests of the deserving strong, and prevent second-order crises from escalating into major regional conflicts.
But Roosevelt's willingness to engage in international power politics was not the course chosen by his great antagonist and eventual successor, Woodrow Wilson...