"In order for a war to be just, three things are necessary. First, the authority of the sovereign…. Secondly, a just cause…. Thirdly … a rightful intention."
— Just war theory

January 1, 1970

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PhilosophyWar
Original Language: English

Sources

Thomas Aquinas, Summa Theologica (1266–1273; 1947 republication), part II–II, question 40, article 1, p. 1359–60. The three conditions are sometimes paraphrased as: public authority, just cause, right motive.