Editing 1918 (section)

=== September ===
{{main|September 1918}}
* [[September]] – WWI: British armies and their Arab allies roll into [[Syria]].
* [[September 3]] – The [[Bolshevik]] government of Russia publishes the first official announcement of the [[Red Terror]], a period of repression against political opponents, as an "Appeal to the Working Class" in the newspaper ''[[Izvestia]]''.<ref>{{cite book|last1=Werth|first1=Nicolas|last2=Bartosek|first2=Karel|last3=Panne|first3=Jean-Louis|last4=Margolin|first4=Jean-Louis|last5=Paczkowski|first5=Andrzej|last6=Courtois|first6=Stephane|year=1999|title=[[The Black Book of Communism|The Black Book of Communism: Crimes, Terror, Repression]]|publisher=[[Harvard University Press]]|location=Cambridge, MA|isbn=0-674-07608-7|page=74}}</ref>
* [[September 4]] – WWI: [[Battle of Mont Saint-Quentin]] concludes with the [[Australian Corps]] breaking the German line.
* [[September 5]] – [[Russian Civil War]]: The [[Kazan Operation]] begins. The event continues for 5 days, and solidifies the Red Army's power in Russia over the White Army.
* [[September 12]] – WWI: [[Battle of Havrincourt]] – The British take a German salient. 
* [[September 12]]–[[September 15|15]] – WWI: [[Battle of Saint-Mihiel]] – Americans take a German salient.
* [[September 14]] – WWI: The Balkan front offensive by the Serbian Army begins.
* [[September 15]]–[[September 18|18]] – WWI: [[Battle of Dobro Pole]] in the [[Vardar Offensive]] of the [[Balkans Campaign (World War I)|Balkans Campaign]]: The [[Allied Army of the Orient]] defeats [[Kingdom of Bulgaria|Bulgaria]]n defenders.
* [[September 18]] – WWI: [[Battle of Épehy]] – British approach the [[Hindenburg Line]] along the St Quentin Canal.
* [[September 19]] – WWI:
** The [[British Army]]'s [[Egyptian Expeditionary Force]] launches the [[Battle of Megiddo (1918)|Battle of Megiddo]], incorporating the [[Battle of Sharon]], and the [[Battle of Nablus (1918)|Battle of Nablus]], an attack in the [[Judaean Mountains]]. This day are fought the [[Battle of Tulkarm]], and the [[Battle of Arara]], which break the Ottoman front line stretching from the Mediterranean coast to the Judaean Mountains, while the [[Battle of Tabsor]] extends into [[September 20]]. 
** The [[Third Transjordan attack]] in the Jordan Valley begins.
* [[September 20]] – WWI: The British Army's Desert Mounted Corps launches the
** [[Battle of Nazareth]] by [[5th Cavalry Division (British Indian Army)]]; 
** [[Capture of Afulah and Beisan]] by the [[4th Cavalry Division (British Indian Army)]];
** [[Capture of Jenin]] by the [[Australian Mounted Division]], almost encircling the [[Yildirim Army Group]] still in the Judaean Mountains.
* [[September 25]] – WWI: 
** The Battle of Megiddo ends with the [[Battle of Haifa (1918)|Battle of Haifa]], [[Battle of Samakh]], and [[Capture of Tiberias]].
** The [[Third Transjordan attack]] ends with [[ANZAC Mounted Division]] victory at the [[Second Battle of Amman]], with the subsequent capture at [[Al-Jizah, Jordan|Ziza]] of the Ottoman II Corps, and more than 10,000 Ottoman and German prisoners.
* [[September 26]] – WWI:
** The [[Meuse-Argonne Offensive]] begins, the largest and bloodiest operation of the war for the [[American Expeditionary Forces]].
** The [[Capture of Damascus (1918)|Capture of Damascus]] begins, with the [[Charge at Irbid]] by the 4th Cavalry Division.
* [[September 27]] – WWI 
** The [[Battle of the Canal du Nord]], launched by British and Empire forces, continues the advance towards the Hindenburg Line.
** The [[Battle of Jisr Benat Yakub]], launched by the Australian Mounted Division, continues the advance towards [[Damascus]].
* [[September 29]] – WWI:
** [[Battle of St Quentin Canal]] begins; Allied forces advance towards the [[Hindenburg Line]].
** [[Bulgaria]] requests an armistice, with the [[Armistice of Salonica]] being signed and coming into force the next day. 
* [[September 30]] – WWI: 
** The [[Charge at Kaukab]] is begun by units of the Australian Mounted Division. 
** The [[Charge at Kiswe]] is begun by 4th Cavalry Division, continuing the Desert Mounted Corps' advance to Damascus.