Western Front
Britain announces that the RFC losses are 1,195 aircraft since June 12; 1725 gained. RFC personnel losses 415 (all causes) since June 12.
Battle of the Somme: British capture strongly fortified Destremont Farm. Colonel H Elles, aged 36, appointed to command British tank force. Haig orders offensive for October 12.
A German attack captures a fortified farm on the Bapaume-Albert road, but is driven back by a British counterattack.
General Joffre to General Haig: “I bow before those of your soldiers by whose bravery these successes have been achieved…”
Funeral of Max von Mulzer, the first Bavarian fighter ace:
http://imgur.com/Q5Ql0j5* © IWM (Q 105728)
Eastern Front
Battle of Hermannstadt (until September 29): Battle of Sibiu (same as Hermannstadt) ends: city retaken by Austrian forces (see 1st and 26th).
Battle of Praid–Sovata (until October 3): Second Army launches last Rumanian offensive.
Naval and Overseas Operations
East Africa: Portuguese occupy Bay of Menasi.
Political, etc.
Germany: General von Wandel, Deputy Minister of War for Germany, resigns, citing reasons of health.
Herr von Kuhlmann, German Minister at the Hague, appointed Ambassador to Turkey.