My thesis aims to assess developments of post-conflict settlement measures enacted by the Seleukid kingdom throughout the third and second centuries BC. The reason for undertaking this research is to present a comprehensive study of epigraphic, literary and recent archaeological evidence pertinent to this topic, which has hitherto remained largely overlooked. I argue that the Seleukid administration primarily utilised the support of local institutions and powerholders as the most effective means of achieving political aims of territorial re-organisation. Extensive measures of garrisoning and appointment of royal officials with diplomatic, administrative, and military specialisations supplemented this goal. These strategic considerations wer...