The top leader of Egypt’s Muslim Brotherhood denounced peace efforts with Israel and urged holy war to liberate Palestinian territories on Thursday—one day after the country's president, who hails from the movement, mediated a cease-fire between Israelis and Palestinians to end eight days of fierce fighting. “The enemy knows nothing but the language of force,” said Mohammed Badie. “Be aware of the game of grand deception with which they depict peace accords,” he said in a statement carried on the group’s website and emailed to reporters. His statement was a sharp deviation from the role played by President Mohammed Morsi...