Mohandassa was a planet where one of the Thousand-Year Battles of the War was fought. It was in the same causal system as Utterlost and Kaiwar, even though they were separated by great distances.
Like Kaiwar, the fighting there may have been only a side-effect of the conflict on Utterlost. The status of the world was unknown. (PROSE: The Book of the War) Faction Paradox later fought the enemy there as well, with the Great Houses waiting nearby to wipe out any survivors. (PROSE: Warring States)