“For the second time in a row, this Assembly meets under the shadow of the crisis in Syria. It is the challenge of our time. No other situation in the recent past has so dramatically tested the United Nations' ability to respond. And none has so starkly illustrated the limitations and the weaknesses of our multilateral system. Thousands of people have been killed in a brutal, protracted war - many of them women and children, and many the victims of war crimes and crimes against humanity.”