The story: An Iranian former judiciary official sentenced by a Swedish court to life in prison has been freed under a prisoner exchange with Iran. Hamid Nouri was allowed to return to Tehran after being pardoned, with Swedish citizens Johan Floderus and Saeed Azizi released in return.

In the aftermath of the swap, the Swedish government has come under fire for releasing a man convicted of alleged human rights violations. Moreover, Stockholm has been taken to task for failing to secure the release of...