Sassanid Constructions in Del-e Iranshahr According to Early Historical Texts

The current land named modern Iraq has called Del-e Iranshahr by the Sassanid kings. The special geographical situation of the region has caused to be selected as the Capital and political center by the Sassanid kings especially Khosrow Anou Shirvan, which have led to build many building and constructions with different proposes. Of the key-way accessing to the detail of such monuments, regarding to the shortage of documents and monuments which have destroyed over time, are Historical Texts mentioning them. The article will try to re-analysis some of given historical texts reported by Mohammad Malayeri to identify a type of those Monuments. The current research is trying to answer some Questions such as: Where is Del-e Iranshahr and what kinds of constructions has been reported from there, via Qualified Research Plan of Historical Interpretation and gathering data from Arabian first-class texts translated to Persian. The results shows that the majority of the Sassanid constructions in Del-e Iranshahr can be divided to 3 main categories: Defensive (military camps and castles), Royal (palaces) and Water-related (dams, parand, Shallow and deep canals); of them, there are some remains of which their location and positioning can be traced from historical texts and documents aiming to provide suitable condition for archaeological excavations.