Dominion Status doesn't have to be the result of enlightened people in London, a much worse WWI which leaves London without the the bayonets or money needed to put down a potential rebellion could do the trick.This early, dominion is impossible and requires a seismic shift in racial views. Considering this was a period when Britain was extending its mistreatment of so-called "Criminal Tribes" and campaigning for the demotion of the Marathi people to the Shudra caste, this is impossible.