List of Articles Challenge Open Access Article Abstract Page Full-Text 1 - Investigating Security Challenges in the Contemporary International System with Emphasis on Economic, Human Rights and Environmental Components Khademali Tahzibi Reza Simbar Garineh Keshishyan Hassan Khodaverdi Open Access Article Abstract Page Full-Text 2 - Structural and Legal Challenges of Policy making (Establishment and Development) of the Smart City in the Virtual age in Tehran Mohammad Reza Abdar Seyed Mostafa Abtahi Maryam Esmaieli Fard Open Access Article Abstract Page Full-Text 3 - Examining the Opportunities and Challenges of Shi'a Culture and Religion in the Political Development Process of Iraq After Saddam Hussein Toktam Shahrestani Ali Shirkhani Mashallah Heydar Pour