Elmer Belt may have been the first U.S. surgeon to perform gender affirmation surgery, in about 1950.[28]
You can find weird tranny cults that appear much further back, but just looking at the modern west, plenty of people have been pushing these exact ideas both in name and form, for at least about a hundred years.
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https://en.wikipedia.org/wiki/Institut_f%C3%BCr_Sexualwissenschaft
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https://en.wikipedia.org/wiki/Gender-affirming_surgery
You can find weird tranny cults that appear much further back, but just looking at the modern west, plenty of people have been pushing these exact ideas both in name and form, for at least about a hundred years.
True, there is nothing new under the sun, I guess I should've said I can remember when the idea that men can be women wasn't celebrated.