Death of Khalid ibn al-Walid (Sword of Allah): On the 18th of Ramadan, 21 AH (August 20, 642 CE )

Pledge of Allegiance to Hasan ibn Ali for the Caliphate: On the 18th of Ramadan, 40 AH (January 24, 661 CE)

Yusuf ibn Tashfin Unites Muslims in Al-Andalus: On the 18th of Ramadan, 484 AH (October 24, 1091CE)

Ottoman Army Enters Aleppo: On the 18th of Ramadan, 1256 AH November 10, 1840, CE

Establishment of the Almohad State: On the 18th of Ramadan, 539 AH (March 24, 1145CE)

1. Death of Khalid ibn al-Walid (Sword of Allah): On the 18th of Ramadan, 21 AH (August 20, 642 AD), Khalid ibn al-Walid, renowned for his conquests over the Persian and Roman empires, passed away. He dedicated his life to jihad in the path of Allah.
2. Pledge of Allegiance to Hasan ibn Ali for the Caliphate: On the 18th of Ramadan, 40 AH (January 24, 661 AD), Hasan ibn Ali was pledged allegiance for the caliphate after his father's assassination.
3. Yusuf ibn Tashfin Unites Muslims in Al-Andalus: On the 18th of Ramadan, 484 AH (October 24, 1091CE), commander Yusuf ibn Tashfin successfully united the Muslims in Al-Andalus, ending the division among the Taifa kings.
4. Ottoman Army Enters Aleppo: On the 18th of Ramadan, 1256 AH, (November 10, 1840, CE) the Ottoman army entered Aleppo after expelling the Egyptian army led by Ibrahim Pasha, following the Treaty of London.
5. Establishment of the Almohad State: On the 18th of Ramadan, 539 AH, (March 24, 1145CE), the Almoravid state in the Maghreb ended, and the Almohad state was established. The Almohads, originating from the Zanata tribes, ruled the Maghreb and Al-Andalus between 1121 AD and 1269 AD, with their capital in Marrakech.