After preliminary attacks beginning late on 16 September 1918, Allenby's main attack overran the Ottoman front lines on 19 September. British Indian Army and Australian mounted divisions seized objectives far behind the front line, while British and Australian aircraft crippled the Ottoman armies' headquarters and attacked retreating Ottoman troops, turning their retreat into a rout.
Most of the Ottoman formations were destroyed by 26 September. Allenby's mounted divisions and Arab irregulars captured Damascus on 1 October. The surviving Ottoman troops were pursued to Aleppo, and the war in the Middle East ended on 31 October.
Order of battle
On 17 September 1918, the opposing armies in Palestine, Trans Jordan and Syria were deployed as follows: