The world itself is of considerable size, but it is not the world any of us came from. To put it simply, consider it as Second Magic at work and we're all in a foreign parallel world.

Curiosity, nothing more. I certainly have no interest in continuing the war here. If it would put your mind at ease regarding my intentions, then I will tell you I was the lancer of the fourth war--my name is Diarmuid Ua Duibhne.