I have to disagree with this. I know Gen Flynn was dismissed by Obama. And what they did to Petraeus was also intended to be a message what could happen to others. They have many ways to put pressure on military brass.
Here is an article I found after I Googled...”names of military brass forced out by obama”
There are many other searches of a similiar nature suggested by Google.
Yes. General Allen from CENTCOM. He had thousands of emails with the middle eastern floozie in Tampa. They put the screws to him and then pulled him out of retirement when they needed him.