The Gwanggaeto Stele is a large stone monument located in South Korea, erected in 414 AD to honor King Gwanggaeto the Great of the Goguryeo dynasty. The stele stands about 7.4 meters tall and is inscribed with texts that detail the king's military achievements and territorial expansions, highlighting his role in unifying the Korean Peninsula. This historical artifact is significant for understanding the history of ancient Korea and the influence of the Goguryeo kingdom. The inscriptions on the stele provide valuable insights into the political and cultural landscape of the time, making it an important source for historians studying East Asian history.