It's really not new or recent. For as long as there's been gender norms there's been groups of people outside those norms.
You can, for example, find examples of trans individuals in Utah in the 1800s. [1] Eunuchs are a pretty well-known concept since about the start of recorded history.
Here's an example of a roman cult which practiced self-castration. [2]
I didn't mean to imply that these people didn't exist, just that the scientific understanding detailing aspects of their existence (chromosomes, gonadal dysgenesis, etc) is new.
You can, for example, find examples of trans individuals in Utah in the 1800s. [1] Eunuchs are a pretty well-known concept since about the start of recorded history.
Here's an example of a roman cult which practiced self-castration. [2]
[1] https://en.wikipedia.org/wiki/B._Morris_Young
[2] https://en.wikipedia.org/wiki/Galli