Comment by mjburgess

I was specifically thinking of the censorship of mass media which took place in the west from the 20s-90s, which enforced a "family values" kind of christian moralism. Prior to the 20s, mass media wasn't particularly censored (https://en.wikipedia.org/wiki/Pre-Code_Hollywood):

USA : * https://en.wikipedia.org/wiki/Hays_Code * https://en.wikipedia.org/wiki/Federal_Communications_Commiss...

UK : https://en.wikipedia.org/wiki/Lord_Chamberlain

> From 1737 to 1968, the Lord Chamberlain had the power to decide which plays would be granted a licence for performance; this meant that he had the capacity to censor theatre at his pleasure.

UK : https://en.wikipedia.org/wiki/Video_nasty

> To assist local authorities in identifying obscene films, the Director of Public Prosecutions released a list of 72 films the office believed to violate the Obscene Publications Act 1959.