sentences:  In the 5th and 6th centuries CE the Kindites made the first real concerted effort to unite all the tribes of Central Arabia through alliances, and focused on wars with the Lakhmids.Al-Ḥārith ibn 'Amr, the most famous of their kings, finally succeeded in capturing the Lakhmid capital of al-Ḥirah in southern modern day Iraq.Later however in about 529, al-Mundhir recaptured the city and put King Ḥārith and about fifty members of the royal family to death.