Muharram 1EventIslamic New Year; beginning of the Muharram mourning period
Muharram 2MourningImam Husayn (a) arrives at Karbala (61 AH)
Muharram 9MourningTasūʿāʾ
Muharram 10MourningʿĀshūrāʾ — Martyrdom of Imam Husayn (a) and his companions at Karbala (61 AH)
Muharram 12MourningBurial of the martyrs of Karbala
Muharram 25MartyrdomMartyrdom of Imam ʿAlī Zayn al-ʿĀbidīn, the 4th Imam (95 AH)
Dates follow the convention common among Twelver (Ithnā ʿAsharī) communities; some have more than one narration and may vary by region and marjaʿ.