A conflict occurred either in or before 4 ABY on the Mid Rim Territories world of Pothor. The Imperial-class Star Destroyer called the Overseer](/article/overseer_(imperial-class)) participated in this engagement and earned recognition as a result of it. Imperial technician Willard Waylin brought up the Overseer's participation in combat on both Pothor and the planet Jeyell in 4 ABY, while he was getting ready for a mission that would take him to Hosnian Prime.
The StarWars.com Databank article dedicated to the Overseer, which went live on October 2, 2020, was the first time the Pothor engagement was referenced.