Johanna "Hannah" Cohn Arendt (, also US: , German: [ˈaːʁənt]; 14 October 1906 – 4 December 1975), also known as Hannah Arendt Bluecher, was a German-American philosopher and political theorist. Her many books and articles on topics ranging from totalitarianism to epistemology have had a lasting influence on political theory. Arendt is widely considered one of the most important political philosophers of the twentieth century.
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The insight that peace is the end of war, and that therefore a war is the preparation for peace, is at least as old as Aristotle, and the pretense that the aim of an armament race is to guard the peace is even older — namely, as old as the discovery of propaganda lies.