“Welcome to the fight,” said commentator Allie Beth Stuckey as she greeted the 6,700 conservative Christian women assembled in the Dallas, Texas, arena for a Saturday morning rally. “The fight for truth, the fight for our Christian faith, the fight for our children, the fight for the nation.” Among Stuckey’s hundreds of thousands of social media followers, that fight is often waged in podcast recordings, comment sections, PTA meetings and local elections. But this weekend, the battl...