Since we are still voting in the ridiculous postal survey I thought this was topical.
The riot at the Stonewall gay bar: https://en.wikipedia.org/wiki/Stonewall_riots
An outgrowth was the Gay Pride marches of which the Sydney Gay Mardi Gras is one.
For real bigots, won’t name names, they are obvious anyway, the American Psychiatric Association removed homosexuality as a mental illness in the 1970s.
I got the link to Stonewall from Twitter.