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 - The Challenges of the Elections Systems of Persian Gulf Arab Countries Omeh Leila Enayati Open Access Article Abstract Page Full-Text 3 - The Challenges of the Elections Systems of Persian Gulf Arab Countries Omeh Leila Enayati Open Access Article Abstract Page Full-Text 4 - The Role of Identity in Iraq’s (post- Saddam) Challenges and Iran’s Foreign Policy Orientation مسلم حقی Mohammad Yousefi Jouybari, Open Access Article Abstract Page Full-Text 5 - Opportunities and Challenges Facing the Track Two Diplomacy in Iran-US Relations (With an Emphasis on Sports Diplomacy) Soudabeh Mokhtari گارینه کشیشیان سیرکی Arsalan Ghorbani Sheikhneshin