To fix our broken international political system, we need a crisis. For instance, a pandemic, climate change, or Big Tech having too much power.

But it must be a crisis that's so destructive it forces us to respond fast, and together — like World War II.

On GZERO World, Ian Bremmer talks to Anne-Marie Slaughter, former US State Department official and now CEO of New America, and political scientist and Harvard professor Stephen Walt about the Ukraine war and other crises.