On Monday ,Professor of Islamic Economics / Department of Economics at the University of Jordan Prof. Dr. Ahmad Al-Oran gave a lecture at the Royal Jordanian National Defense College, a lecture for scholars in the 17th defense course at the college entitled “The Economic System in Islam and its Role in Solving Economic Problems” in the presence of the college commander, Brigadier General Ali Muhammad al maqabla and the president and members of the directing staff. At the end of the lecture, an extended discussion took place, during which the guest answered the scholar questions and inquiries.