In July 2016 one website had this to say about political correctness:
“In a number of intimate and sensitive areas of life, cultural and moral norms have changed dramatically. Eight years ago, a democratic presidential candidate opposed the idea of same-sex marriage outright. In 2016, such opposition is regularly condemned as bigoted, even violent.
“Changes in public perception of transgender politics have occurred even faster. In just over a year and a half we have gone from one ordinance about the use of bathrooms by transgendered people in Houston, Texas (ultimately struck down), to a national directive from the president. Similar shifts in public conversations about race, class, and religion have brought with them new and ever-evolving rules about language.”
On the Wikipedia website, the definition of political correctness is as follows: “The term political correctness (adjectivally: politically correct; commonly abbreviated to PC or P.C.) is used to describe language, policies, or measures that are intended to avoid offense or disadvantage to members of particular groups in society. Since the late 1980s, the term has come to refer to avoiding language or behavior that can be seen as excluding, marginalizing, or insulting groups of people considered disadvantaged or discriminated against, especially groups defined by sex…