Without permission from the UNSC, the US and ROK forces crossed the 38th parallel. The Truman Administration ordered MacArthur to keep the crossing a secret. He ignored them and broadcast it publicly. He had them by the balls and they knew it. Truman ordered MacArthur to meet with him on Wake Island so he would know who the boss was. MacArthur knew all too well – he was.
There something secret here that only members can see. Probably an audio player or something.