Originally Posted by
Errorname
Palpatine has, at this point, almost complete control over the republic and embedded the Jedi within a massive army that he can turn against them with a single phrase. He has positioned it so that when the Jedi do act against him, he can counterattack with the full force of the new Empire. Even if Anakin sides with Mace, the Jedi will still be outlaws, Order 66 will still be put into place, there will still be an Empire. The win-state for the Jedi Order at this point is not "save the republic", it is "stay alive".