Hezbollah at Europe's doorstep

What further evidence does the European Union need to declare Hezbollah an international terrorist group?

The latest proof comes from Bulgaria.

After a six month investigation, Bulgaria has concluded in a new report that Hezbollah was behind the July 2012 bus attack in Burgas that killed five Israeli tourists, their Bulgarian bus driver and wounded more than 30 other Israelis.

The report finds the bomber, who died in the attack, was part of a Hezbollah cell that included two...