In reversal from 2016, GOP projects unity while Democrats scramble

MILWAUKEE — Republicans find themselves in a somewhat unusual position: fully in sync, while Democrats hash out a major internal disagreement in public.

It’s been a remarkable split-screen playing out this week. Republicans are gathered in Wisconsin, unified and energized behind former President Trump’s candidacy, while Democrats are in open disagreement over whether President Biden should remain atop the ticket in November.

On Tuesday, Trump’s fiercest primary rival...