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What's war good for? It's made a more peaceful world

For all the horror and brutality of battle, war has a surprising upside – it helps create larger and safer societies, argues a leading historian

By Ian Morris

15 April 2014

Âé¶¹´«Ã½. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Murderous times but, overall, less violent than the Stone Age

(Image: Hulton-Deutsch Collection/CORBIS)

SINCE I have been at the Foreign Office I have not seen such calm waters,” Britain’s permanent under secretary for foreign affairs announced in May 1914.

He was wrong, of course. Just three months later, Europe launched into an orgy of killing. By 1945, close to 100 million people had been killed in conflict and a nuclear arms race had begun. As we stand at the centenary of the outbreak of the first world war, with civil war raging in Syria and Russian tanks massing on Ukraine’s…

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