Lecturer: Sheikh Ali Masumiyan Headlines: The occultation of Imam Mahdi (A.J) and the issues regarding this concept like: - Why did the Imam go into the occultation? - Who is Dajjal mentioned in the Shia traditions? - What are our responsibilities toward Imam Mahdi (A.J)? - What are the situation which leads to Imam Mahdi's reappearance? - What will happen when the Imam returns? 7628