The Battle of Had Abbadon was a devastating military engagement between the forces of the Sith Order of Decreto under the command of Darth Wyyrlok and the forces of the Nebulax Empire under the command of Jack Nebulax. Up until this point, the Nebulax Empire had been largely free from the threats posed by the greater galaxy, but with the arrival of the Sith fleet in 59 ABY, the Imperial fleet realized that an involvement in galactic affairs was approaching, but not before a bloody fray.