tbf EVERY schismatic little particular interest group has that infinite flexibility operating at the core (like, even unfalsifiable stuff can be analyzed in terms of self-constitency): it's just that there's way more Women's and African American Studies departments around (heck, they can write some interesting articles)

if there were as many Estonians there'd be cranks saying one particular Baltic tribe has been united since the Paleolithic and able to give virgin birth and invented writing and language and inspired the Old Testament with their flying cities and nobody in history has suffered like them and all that was conveniently flooded but all can be recovered from the Kalevipoeg

and it DID happen, but a century ago https://en.wikipedia.org/wiki/British_Israelism