Scenario of "Politic of Galactic"

After the 2000-year ceasefire, the Trythoon galaxy will be re-enter a dark period. The rebels who had the opportunity to fight the Empire forces against the Republic, formed a coalition against the Republic. The Republic in the center of the galaxy is at the stage of fragmentation. The Empire wants to add the " The Protected Space Area by The United Nations of Galaxy" to own soil. Will the rebels be pleased with this policy of the empire?