An impeached president who is up for re-election will this week deliver a State of the Union address to the most divided union in living memory.
But why are we so divided? We’re not fighting a hugely unpopular war on the scale of Vietnam. We’re not in a deep economic crisis like the Great Depression. Yes, we disagree about guns, gays, abortion and immigration, but we’ve disagreed about them for decades. Why are we so divided now?