Siege of Coruscant

this battle happens when Grand Admiral Thrawn places adteroids inlow oerbit, forcing the City-planet to be cut-off until the asteroids are removed, and he does extended guerilla strike with Interdictors, Impeerator-Class Destroyers, Dreadnaughts, and victory-class destroyers. after he dies, the Imperials return and take the planet quickly, because theNew Republic retreats from the city