Anybody that steps out of line will get their funding cut and will get primaried in the next election. That's pretty much the ultimate control the Democrat leaders hold over the followers.

The BrainWashing dino , it’s been extremely effective . The tricks and tactics to cause the cognitive dissonance can be attributed to Operation Paperclip and the NAZI ‘s installed in our Intelligence agencies. Ever heard of the mockingbird media?
I can’t even count how many adult children of MAGA parents have turned on their parents. It’s actually very sad and very common.

Indoctrination. I swear if Ho Chi Min were exhumed, put in a dress, and ran for POTUS on the "D" ticket there are members of my family that would vote for him even though they are clueless as to who he was.

Well , Obama , Valarie Jarret , Kerry , Peter Strzok , Lisa Page, The evil hag , Huma Abedin , John Mulefaced turd muffin Brennan , Robert Mueller , and the Satanic Luciferian Genocidal Globalist Peedo Cabal all come to mind.