What are the achievements of Augustine hippo?

Augustine of Hippo, a prominent early Christian theologian and philosopher, made significant contributions to Christian doctrine, particularly through his works "Confessions" and "City of God." He shaped the understanding of concepts such as original sin, grace, and predestination, influencing Western Christianity and philosophy. Augustine's integration of Platonic thought with Christian teachings also laid the groundwork for medieval scholasticism. His ideas continue to resonate in contemporary theology and philosophy.