In Why We Fight, the Frank Capra series to build up morale in WWII, they emphasized that totalitarian regimes such as Japan and Nazi Germany censor and limit the news and teach kids propaganda to bolster their side only.
I remember when we in the United States used to have freedom of speech, the press, assembly and thought. I’m 76, almost 77. Seems like such a clear memory to me.
And every kid had “sticks and stones may break my bones...” drilled into his/her head until one got sick of hearing it.