There is a lot of history to learn about from the last century
The wars and history of the last 100 years explains how the world got to where it is today - but you would never know it any more than you can learn about life by reading fairy tales.
Imagine how great movies would be as educational tools if they were honest and factual. Our culture is turning in a lie based brainwashed propaganda society. Why did our ancestors fight and die to preserve this nonsense?
Who wants us all to be lied to anyway?