Ky-Alexia was once a powerful Autobot stronghold, until it was captured in a Decepticon siege. The stronghold was taken thanks to the immense efforts of Barricade, but few know of this fact. The sole reason for that is due to Starscream taking all the credit, despite minimal involvement with the battle. Barricade has expressed nothing but resentment since Starscream's false boast. Transformers Movie Visual Guide