Occurrence of Attributes in Original Text
The text related to the cultural heritage 'Old City of Acre' has mentioned 'Caliph' in the following places:
| Occurrence Sentence | Text Source |
|---|---|
| Following the defeat of the Byzantine army of Heraclius by the Rashidun army of Khalid ibn al-Walid in the Battle of Yarmouk, and the capitulation of the Christian city of Jerusalem to the Caliph Umar, Acre came under the rule of the Rashidun Caliphate beginning in 638. | WIKI |
| The first Umayyad caliph, Muawiyah I (r. 661xe2x80x93680), regarded the coastal towns of the Levant as strategically important. | WIKI |
| The city would continue to serve as the principal naval base of Jund al-Urdunn ("Military District of Jordan") until the reign of Caliph Hisham ibn Abd al-Malik (723xe2x80x93743), who moved the bulk of the shipyards north to Tyre. | WIKI |
| [24] Nonetheless, Acre remained militarily significant through the early Abbasid period, with Caliph al-Mutawakkil issuing an order to make Acre into a major naval base in 861, equipping the city with battleships and combat troops. | WIKI |