it’s simply not going to be a common enough occurrence.
Again, I hope so. I do not have strong confidence in this statement.
If you look across the entire US political spectrum and distribution of different beliefs, you are going to find very similar distribution within the military, if not edging slightly more right/Republican compared to the general US population. It takes one high-ish ranking officer engaging in rebellion for any like-minded lower ranking person to see that as permission and justification to do the same.