Salutations upon Husayn, Ali ibn Husayn, the children of Husayn, and the companions of Husayn. Imam Ali ibn Husayn al-Sajjad (A) played a critical and integral role in this great epic of Karbala. But what were the responsibilities of Imam Sajjad (A) when it comes to the events of Ashura? And what was one of the reasons for Imam Husayn\'s stand against oppression? Finally, what was the great conspiracy and plot of the enemies against which Imam Sajjad took a firm and determined stand? Ayatollah Sayyid Ali Khamenei explains. Show Less >>