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Today in History: Sword-wielding man kills three at Trollhättan high school

By Drooid · Oct 22, 2026, 10:32 AM UTC · How we work

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Summary

Story summary

On 22 October 2015, 21-year-old Anton Lundin Pettersson entered Kronan Primary School in Trollhättan, Sweden, and slashed staff and pupils with a sword. He killed three people, injured two others, and was shot dead by police after a brief chase. The attack remains Sweden’s deadliest school-related violence incident.

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Story summary

On 22 October 2015, 21-year-old Anton Lundin Pettersson entered Kronan Primary School in Trollhättan, Sweden, and slashed staff and pupils with a sword. He killed three people, injured two others, and was shot dead by police after a brief chase. The attack remains Sweden’s deadliest school-related violence incident.