Encyclopedia of Opinion
Question

Is war ethical?

War can be an act of aggression by a nation or often a last resort of nations dealing with conflict. With terrible human and other costs, is war ever justified or ethical?

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Yes, War is ethical in certain circumstances

This position holds that war is ethical in certain circumstances. Echoing just-war thinking, it argues war can be justified when it is the only means to achieve positive change—provided the cause is morally righteous and the response stays proportional to the original aggression.

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No, War is always unethical

War may appear to be the only option when two powers are at odds with one another, but the unintended consequences of war are always grievous and enduring. Therefore, war is always unethical.