The history of 'politically correct,' the culmination: 1991
Although “political correctness” (in its modern meaning) was occasionally used prior to 1990, that was the year it went mainstream. On campuses, the name apparently took hold strongly and swiftly at the beginning of the 1990-1991 academic year (starting in the fall). Word spread in the media, probably most influentially with an October 1990 New York Times article by Richard Bernstein. It got a big boost when then-President George H.W. Bush said, in a commencement speech at the end of that academic year (May 1991):