The United States is “backsliding,” says Kevin Casas-Zamora, head of a Sweden-based think tank that assesses the health of democracies around the world. And it’s the first of two key warning signs that, political scientist Barbara F. Walter argues, could lead America unexpectedly into a second civil war. The other sign: the coalescing of a powerful political party around identity rather than ideology. Walter spells out her case for why Americans should be very worried and what they should do about it.
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