But Robin Lowe, a Middle East expert at Chatham House, a London-based public policy institute, said the Europeans have limited diplomatic clout.

• 星期二早些时候，欧盟的执行机构呼吁以色列和哈马斯停止所有影响到平民的攻击，并且让人道救援物资进入贫穷的加沙地带。