Capture of Koil (Aligarh)

VictorGhurid armyQutb al-Din Aibak
1194vs
Garrison of KoilNot named in the sources

Koil, the fortified town that became Aligarh, fell to Aibak in the campaign that also broke the Gahadavalas at Chandawar. Hasan Nizami calls it one of the famous forts of Hind.

Date: 1193–1194 CEWhere: Koil, the old name of AligarhType: Siege
Photo: User:Ancientcoinsofindia1, English Wikipedia · CC BY 2.5
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Cite

MLA

“Capture of Koil (Aligarh).” Hindu History, 2026, https://www.hinduhistory.in/battles/aibak-takes-koil-1194/. Accessed .

APA

Hindu History. (2026). Capture of Koil (Aligarh). Retrieved , from https://www.hinduhistory.in/battles/aibak-takes-koil-1194/

Result

Aibak took the fort of Koil and much of its garrison was killed.

01The fort

The Taj al-Maasir describes Koil as one of the celebrated fortresses of Hind and says Aibak marched there after crossing the Ganga. The defenders were overcome. Hasan Nizami writes, in the triumphal style of his book, that those of the garrison who were wise accepted Islam and the rest were put to the sword, and that great booty and horses were taken. Koil remained an important Sultanate post commanding the road between Delhi and the eastern doab.

02With Chandawar

The capture of Koil came in the same year, 1194, as the defeat of the Gahadavala Jayachandra at Chandawar near Etawah, which opened the road to Banaras. Together they gave the Ghurids the upper Ganga plain. The name Aligarh was given much later, in the eighteenth century, after the fort was rebuilt; the old name Koil survives in the name of the district’s tahsil. Koil was later the base from which the Sultanate governed the middle doab.

Why it matters

With Chandawar, it gave the Ghurids the upper Ganga–Yamuna doab.