The Battle of Aqbat al-Bakr (2 June, 1010) was a battle of the Fitna of al-Andalus that took place in the area in and around Espiel, Spain. The battle took place between the forces of the Caliphate of Cordoba, whose forces were commanded by Sulayman ibn al-Hakam, and the Muslim rebel forces of the Castilian-Andalusian alliance trying to overthrow their Caliph overlords under the command of Muhammad ibn Hisham, al-Tagr Al-Awsat and several Christian warlords including Ermengol I, Hugh I, and Ramon Borrell.[2]