Dune II: The Battle For Arrakkis was the first mainstream Resource Transit System, not Command And Conquer.
Is there a word game about abbreviation RTS here, or I'll be the first sucker saying "Hey! It's Real Time Strategy, man!".. I've just been..Ahem..

That's true Dune is the first RTS. However, it's still a widely accepted truth that Starcraft is the king of the RTS region.