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 the Hotels Muslim-leftists took the Phoenicia. The following day Muslim militiamen moved back to the Murr Tower. No further important changes in real estate control within the Hotel district occurred until the last phase of the battle, though all the contenders managed to maintain their positions thanks to a Syrian-sponsored ceasefire called later on January 22. The Hotel district flared up again on March 17, the day when the LNM-PLO joint forces, backed by the Shi'ite Amal Movement militia and the Lebanese Arab Army (LAA) – a predominately Muslim splinter faction of the official Lebanese Army led by the dissident Sunni Lieutenant