Os'hiree'nuruodo, who was widely known by the core name Shireen, was a Chiss female was credited with the foundation of the Central Galactic Authority with her husband, Rellius Umber. As the head of House Nuruodo, many believed that Shireen was the key to the Authority's strength as she brought the Chiss Ascendancy's full military might to the organization upon its formation. As Diarch, Shireen held responsibility as the supreme commander for the Central Authority Defense Forces.