Until recently their leader was our empress. It wasn't a long reign. For the most part, I believe so.

[He's been pretty careful with details like these, plus he doesn't know or care if they were corrupted or just using Al Thaman.]

All I know is that no mage has managed to claim a Djinn's dungeon.

I don't know about that title, but he was the King of Alma Torran for a while before it was destroyed and he created our world. Bringing the Djinn with it.