As the United Nations marks its 80th anniversary, it faces a defining test. Can it reform fast enough to stay relevant in the era of shifting power dynamics and mounting global crisis? From climate change to inequality and digital disruption, today's challenges demand a stronger, fairer and more inclusive multilateral system. How can the UN evolve to meet these expectations? What role can major players like China play in shaping a greener, more cooperative future? And how can countries better practice true multilateralism, safeguard the central role of the United Nations, and promote global governance?

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