Dhu l-Hijja 9 - wikishia

The Day of 'Arafa
Acceptance of Adam's repentance

2 AH – In the event of Sadd al-Abwab, prophet Muhammad (s) ordered that all doors which were opened to the mosque of Medina be closed except the door of 'Ali's (a) house. (June 2, 624 CE)
60 AH - Martyrdom of Muslim b. Aqil and Hani b. Urwa (September 10, 680)
547 AH - Demise of al-Fadl b. al-Hasan al-Tabrisi (March 7, 1153)
1276 AH - Birth of Muhammad Mahdi al-Khalisi (June 28, 1860)
1365 AH - Demise of Sayyid Abu l-Hasan Isfahani (November 4, 1946)

v t e Timeline of the Battle of Karbala
From the death of Mu'awiya b. Abi Sufyan to the Arba'in of Imam al-Husayn b. 'Ali (a) (60-61 AH/680)
Rajab 15 (April 21)	The death of Mu'awiya
Rajab 28 (May 4)	Imam al-Husayn b. 'Ali (a) left Medina
Sha'ban 3 (May 9)	Imam al-Husayn (a) entered Mecca
Ramadan 10 (June 14)	Imam al-Husayn (a) received the letters from Kufa from Abd Allah b. Misma' al-Hamdani and 'Abd Allah b. Wal al-Taymi
Ramadan 12 (June 16)	Imam al-Husayn (a) received 150 letters from Kufa from Qays b. Mushir al-Saydawi, 'Abd al-Rahman b. 'Abd Allah al-Arhabi and 'Umarat b. 'Abd Allah al-Saluli
Ramadan 14 (June 18)	Imam al-Husayn (a) received the letters of elites and people of Kufa from Hani b. Hani al-Sabi'i and Sa'id b. 'Abd Allah al-Hanafi
Ramadan 15 (June 19)	Muslim b. 'Aqil left Mecca toward Kufa by the Imam's order
Shawwal 5 (July 9)	Muslim b. 'Aqil entered Kufa
Dhu l-Hijja 8 (September 9)	Imam al-Husayn (a) left Mecca
Dhu l-Hijja 9 (September 10)	Muslim b. 'Aqil's uprising in Kufa • Martyrdom of Muslim b. 'Aqil
Muharram 2 (October 2)	Imam al-Husayn b. 'Ali (a) entered Karbala.
Muharram 3 (October 3)	'Umar b. Sa'd entered Karbala commanding an army of 4 thousand.
Muharram 6 (October 6)	Habib b. Muzahir encouraged his tribe, Banu Asad, to help Imam al-Husayn (a), but they were prevented from reaching the Imam's army.
Muharram 7 (October 7)	Imam al-Husayn (a) was denied access to water.
Muharram 9 (October 9)	The day of Tasu'a • Shimr b. Dhi l-Jawshan entered Karbala. • 'Umar b. Sa'd wanted to launch the attack against Imam al-Husayn (a) but Imam al-Husayn asked for respite.
Muharram 10 (October 10)	The Day of 'Ashura' in which the Battle of Karbala took place • Martyrdom of Imam al-Husayn (a), his family and his companions
Muharram 11 (October 11)	Captives of Karbala were moved toward Kufa • Martyrs of Karbala were buried by Banu Asad
Safar 1 (October 31)	Imam al-Husayn's (a) progeny and Imam al-Husayn's (a) head entered Damascus
Safar 20 (November 19)	The day of Arba'in • Imam al-Husayn's (a) progeny went back to Karbala and then to Medina
Read more on Ashura, Karbala, Imam al-Husayn (a)