Wrong, Simone and Alceste.

Go back and read about history in the 1980s.

The movement of political correctness was a real, existent entity, and it cannot be dismissed as merely a synonym for "progressive views" or as a "right-wing term used by the intellectually dishonest".

A good place to start reading is "Political Correctness: A History of Semantics and Culture", By Geoffrey Hughes, a university professor of English.