Those don't matter, the tau empire is so small that the imperium could just check the "exterminate" box under their name and have several space marine chapters and imperial guard regiments pave over them.
incorrectsee: Damocles Gulf Crusade
Imperial forces had to go elsewhere to fight real threats, like the tyranids. Once again, if the Imperium finally decided to destroy the tau empire, they easily could.
You fail to mention that they were locked in a stalemate that delayed imperial victory estimates for another 10 millenia
Once again, if the Imperium finally decided to destroy the tau empire, they easily could.
All of you shut the hell up.
you're dodging the point
ultramarines are gay, we need some blood ravens up in here