Battle of the Trench enemy in the open (which led to victory at Badr), and waiting for them inside the city (a lesson learnt from the defeat at Uhud) were both suggested. Ultimately, the outnumbered Muslims opted to engage in a defensive battle by digging deep trenches to act as a barrier along the northern front. The tactic of a defensive trench was introduced by Salman the Persian. Every capable Muslim in Medina including Muhammad contributed to digging the massive trench in six days. The ditch was dug on the northern side only, as the rest of Medina was surrounded by rocky mountains and
Battle of Hab was able to recapture some of the places lost." Strategically, it was a Christian victory which preserved the Principality of Antioch for several generations. The next major engagement in the area was the Battle of Azaz in 1125. Battle of Hab In the Battle of Hab () on August 14, 1119, a Crusader army commanded by King Baldwin II of Jerusalem won a disputed victory over a Muslim army led by Ilghazi of Mardin since the Muslim army claimed it as a victory. The battle stabilized the Principality of Antioch, which had suffered a disastrous defeat only weeks before. Baldwin