Is the United States headed for a civil war? Every new partisan battle feels like the battle to end all battles. But contemplating apocalyptic violence and massive upheaval brings doubt: even with all the current acrimony, could it really be the case that the most successful nation on earth is spiraling towards internal war? Isn’t intense partisanship a hallmark of American democracy? At what point does intense partisanship threaten to devolve into civil war? And how would we know—especially when so many of our intuitions are bolstered by unfounded hopes and the assumption that things can’t change? Let’s step away...