As Democrats regroup after evidence of their overreach in Tuesday’s failure of HR1, here are three lessons Republicans need to themselves ingest before the next round. And there will be a next round. The first: HR1 is not a voting rights bill; it never was. It’s a vehicle to directly assault federalism. This isn’t about securing the sanctity of voting rights, it’s about a rising and energetic numerical majority concentrated in our cities getting impatient with the constraints of federal union. And so, what is their natural response? It’s really pretty blunt: they want to pass a law to explicitly...