his. I am not interested in particular policies or actions, but rather in specifying the paradigm underlying these policies, its operating procedures, and its world view.

In the last two centuries, Europe and the United States have gone through three foreign policy paradigms. Each was a measured way to keep the peace and deal with crises and threats to the major Powers that could lead to war. After the Napoleonic Wars ended in 1815, European Powers met in numerous conferences and congresses, in addition to consulting with each other, to first establish a new status quo, and subsequently to settle their issues (colonialism, freedom of the seas, navigation, new inventions, and the balance of world power). This is the jaw-jaw diplomacy paradigm. Possible antagonists should talk to each otherof international organizations, law, and disarmament — was blown apart by the bombs and 15 million combat dead of World War II.
Then a new paradigm emerged, a rigorous and systematic version of what has existed throughout the history of relationships between independent groups, whether tribes, city-states, or nation-states. This was the emphasis on power as the moderator of these relations, and on the balance of power as the critical instrument for diplomacy to work with. To see how old this idea is, read Thucydides’ History of The Peloponnesian War (perhaps published shortly after 411 B.C.). But after World War II the old idea of power and its balancing was refurbished and systematized in a paradigm called political realism. The primary source of this was the writings of Hans