I think you confused Saudi Arabia, the desert country ruled by a king imposed on them by the British Empire to oversee the extraction of oil with Iran, the country that had that, until a local militant religious movement overthrew him.

Hell half of Iran isn't even desert, Tehran has the climate of Colorado.

Shai-lux Hulud

Woud the Sardaukars be the Wagner army?

Achaemenid. Asawmenid. Aconkermenid.