In recent days, Republican leaders have warned darkly about the "No Kings" national protests scheduled for Saturday. Speaker Mike Johnson called it a “hate-America rally” that will ​​draw “the pro-Hamas wing” of the Democratic Party and “the antifa people.” House Republican Whip Tom Emmer claimed that “you’ll see the hate for America all over this thing when they show up” for the rally. Sen. Roger Marshall claimed protesters were being paid and suggested the National Guard might need to show up. Trust me when I say these comments aren’t spontaneous. When I was chairman of the Republican National Committee, I sat in...