When Pakistan resumed executions after the massacre of 134 pupils at an army-run school last December, the government promised hangings would help deter Islamist militants.
A Reuters analysis of 180 people hanged since late December, however, shows that fewer than one in six were linked to militancy.
Hangings are set to resume this week after a hiatus for the Muslim month of fasting, and the findings raise questions over whether Pakistan's capital punishment is having the desired effect.
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