His entire presidency has just been giving different green lights to different levels of extremism in America.
The polling for him looks really bad (although I think some pro-fascists in America still believe there’s a stigma in coming out in support of fascism, which skews polling), this scares him.
To react to his fears he needs to give the green light to his Iraq-style militias that taking up arms against their state government will be supported by their president.