Prof Robert Patman. However, international relations Prof Robert Patman said a military response to a political issue would not work as a long-term solution. This follows the attack on Israel by Palestinian Islamist group Hamas on Saturday , the biggest it has launched in years. "I think unfortunately, we’re entering a grim end game where the Israeli government, following the shock attacks, is vowing vengeance," Prof Patman said. However, the Hamas attack had "blown it out of the water".