<p><span style="font-size:14px"><span style="font-family:Arial,Helvetica,sans-serif">the purpose of this paper is the study of national identity in terms of the coherence and unity of the nation, with the view of Amartya Sen on Solitaries of identity. First; it is proposed some examples in Iran history with the theory of solitary and evaluated with critically approach. Then the article was introduced this artwork through the capabilities of cohesion and unity of the artwork and seven historical Monuments (Kouzeh HaftBana), in the context of national and religious Iran identity. This study is used Case study methods, content analysis, and libraries. Finally, the article supports this idea that don&rsquo;t reduces the Islamic identity of Iran as a reduction to one aspect of the &quot;Islamic&quot; and &quot;Iranian&quot; and do as much as possible attention to the identity of the two roots together and interact with each other as not to damage the unity of the country.</span></span></p>