It’s only Propaganda if people watch.
I’m probably not the only one that has turned off the TV and quit going to movies in recent years.
It’s all pure political and social justice crap that I have zero interest in watching.
FYI....... there is a revolution in progress called streaming tv.
The sources Britbox and Acorn exhibit almost none of the bias you dislike. The same is true of NETFLIX where I have experienced little to none of the PC crap you noted. I’m sure someone will raise some porogramming example but it is certainly not in the mainstream.
Netflix and youtube learn what you like aad cull the stuff you do not. It is not your daddy’s oldsmobile