Cagalli Yula Athha is a fictional character from the anime series Mobile Suit Gundam SEED and its sequel, Mobile Suit Gundam SEED Destiny. She is the younger sister of Kira Yamato and serves as a key political figure in the Orb Union, advocating for peace between the Earth Alliance and Z.A.F.T. forces. Cagalli is known for her strong-willed personality and dedication to her beliefs. Throughout the series, Cagalli evolves from a headstrong leader to a more mature individual who understands the complexities of war and diplomacy. Her character often grapples with her responsibilities and personal relationships, particularly with Athrun Zala, a former enemy turned ally. Cagalli's journey highlights themes of leadership, love, and the pursuit of harmony in a divided world.