The US and China are the world's two most powerful countries, but they have very different visions for the global order. Compare the speeches delivered at the UN General Assembly by Donald Trump and Chinese Premier Li Qiang. The United States wants a unipolar system based on unilateralism, aggression, and hegemony, whereas China wants a multipolar system based on multilateralism, peaceful development, and sovereign equality, centered in the United Nations. Ben Norton explains.