Pearl Harbor: Why Japan Attacked (And Why It Was Such a Big Mistake)

Attacking Pearl Harbor stoked popular desire for vengeance. Think about what Japan was contemplating from a geographic and geometric perspective. Every time Japan extended its defense perimeter eastward or southward was like extending the radius of a circle: it expanded the sea area Japan’s fleet had to police by the square of the distance from the Japanese home islands, which lay at the empire’s center.

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