Raja Mohan writes: At G20, the end of old multilateralism – and the beginning of a new order

It can now be said plainly. Post-Cold War multilateralism is past its peak — at both the global and regional levels. This week's East Asia Summit in Jakarta and the G20 summit in Delhi highlight the deep and arguably irreversible crises in the old multilateral order. The dying embers of old multilateralism are marked less by the absence of Russian President Vladimir Putin and Chinese President Xi Jinping at both summits than by their deepening conflicts with the rest of the world. Russia is locked in a war with the West over Ukraine, and China is at odds with many…