This infographic shows the origin of nuclear reactors under construction across the world. Almost a third of all new projects is implemented by Russia’s Rosatom corporation.
https://strategic-culture.su/news/2024/10/31/who-builds-commercial-nuclear-reactors-worldwide/
While it's technically a British invention it's an Indian British invention via immigrants. It's like saying america invented pizza or hamburgers. Like it technically is a new thing that was just invented in a place, but against the will of the populace until enough old racists died out to allowthis new variation to take hold.