International relations theory is the study of international relations from a theoretical perspective. It seeks to explain behaviors and outcomes in international politics. The three most prominent sc
Thucydides, author of History of the Peloponnesian War, is considered one of the earliest "realist" thinkers.
Kant's writings on perpetual peace were an early contribution to democratic peace theory.
The standing of constructivism as an international relations theory increased after the fall of the Berlin Wall (pictured) and Communism in Eastern Europe as this was something not predicted by the existing mainstream theories.
Hans Morgenthau
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Hans Joachim Morgenthau was a German-American jurist and political scientist who was one of the major 20th-century figures in the study of international relations. Morgenthau's works belong to the tra
Morgenthau in 1965
Morgenthau was a consultant for the Kennedy administration from 1961 to 1963
Morgenthau's dissent against Vietnam policy caused the Johnson administration to dismiss him as an advisor and to assign McGeorge Bundy to publicly oppose him in 1965
Stolperstein for Hans Morgenthau at the Casimirianum Coburg.