Was the name changed?
Which valuables? Where were they taken?
Art and other cultural items?
Was money/gold taken to repair and repay the Alliance?
Was any of the lands gained during the war ceded?
Did the Alliance take control?
Did the Alliance take control of half?
Was it destroyed?
Did the Alliance force a government chosen by them to rule over Org?
Most or all of these would be no, so its not any type of real sacking.