Kazma (Arabic: كاظمة) is an ancient city in Kuwait. It is located in Al Jahra Governorate, 40 km (25 mi) north of Kuwait City, the capital of Kuwait. It is an ancient city with a long history, known to Persians and Arabs since the Sassanid, Jahiliyyah and the early Islamic eras. In 633 AD, the Battle of Chains between the Sassanid Empire and Rashidun Caliphate was fought in Kuwait near Kazma. At the time, Kuwait was under the control of the Sassanid Empire. The Battle of Chains was the first battle of the Rashidun Caliphate in which the Muslim army sought to extend its frontiers.