Hmm, I think I had too much culture - it didn't give me the option to raze. I've left it empty so if you have a 2-mover around you can try to raze it again. I won't attack that unit and will let you retreat it back to Gerard next turn.
Completed: RB Demogame - Gillette, PBEM46, Pitboss 13, Pitboss 18, Pitboss 30, Pitboss 31, Pitboss 38, Pitboss 42, Pitboss 46, Pitboss 52 (Pindicator's game), Pitboss 57
In progress: Rimworld
In progress: Rimworld