Rajab 15: Death of Mu'awiya b. Abi Sufyan and Yazid's claim for the caliphate.
Rajab 28: Departure of Imam Hussain(AS) from Medina to avoid the oath of allegiance to Yazid.
Sha'ban 3: Arrival of Imam HUssain (AS) to Mecca.
Ramadan 10: Arrival of people of Kufa's first letter to Imam (AS).
Ramadan 12: Arrival of 150 letters from Kufa.
Ramadan 14: Arrival of the letter from the leaders of Kufa.
Ramadan 15: Departure of Muslim b. Aqil from Mecca toward Kufa.
Dhu l-Hijja 8: Departure of Imam Hussain (AS) from Mecca.
Dhu l-Hijja 8: Uprising of Muslim b Aqil in Kufa.
Dhu l-Hijja 9: Martyrdom of Muslim b Aqil.
Muharram 2: Arrival of Imam Hussain (AS) to Karbala.
Muharram 3: Arrival of Umar b Sa'd with 4000 people to Karbala.
Muharram 6: Habib b Mazahir's asking for the help of Banu Asad, one of the most famous Arab tribes and being rejected by them.
Muharram 7: Blocking the supplies of water to Imam Hussain (AS) and his family by Umar b Sa'd.
Muharram9: Arrival of Shimr b Dhi l-Jawshan to Karbala.
Muharram 9: Announcing of the battle by Umar b Sa'd and Imam's (AS) asking for a delay.
Muharram 10: Events of Ashura and Imam Hussain's (AS) and his companions' martyrdom.
Muharram 11: Moving the captives, including Lady Zainab (AS) and Imam Sajjad(AS), towards Kufa.
Muharram 11: Burial of the martyrs by Banu Asad.
Muharram 13: Arrival of the captives to Kufa.
Muharram 19: Moving the prisoners from Kufa towards Syria.
Safar 1: Arrival of the captives to Syria.
Safar 20: Arba'een and the return of Ahl al-Bayt (AS), including Imam Sajjad (AS), to Karbala.