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Today in History: Man kills four, wounds 24 on Taipei Metro

5/21/2026

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Summary

Story summary

On 21 May 2014, 21-year-old Cheng Chieh stabbed passengers aboard a Taipei Metro C321 train near Jiangzicui Station, killing four and wounding 24—the system’s first fatal attack since its 1996 opening. Police arrested Cheng, who later received a death sentence and 144 years’ imprisonment before his execution in May 2016.

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Story summary

On 21 May 2014, 21-year-old Cheng Chieh stabbed passengers aboard a Taipei Metro C321 train near Jiangzicui Station, killing four and wounding 24—the system’s first fatal attack since its 1996 opening. Police arrested Cheng, who later received a death sentence and 144 years’ imprisonment before his execution in May 2016.