Armenia: Turk IV Corps attacks south of Kigi but Russian reinforcements stabilize front by September 10. French Arab Mission reaches Alexandria.
Channel, North Sea: Flanders UB-type boats sink over 30 ships in a week without encountering one warship (570 ASW vessels available); 1,949 British merchantmen now armed with guns.
Black Sea: New Russian dreadnought Imperatritsa Maria fires at and pursues Goeben (rescues Turk seaplane) to within 60 miles of Bosphorus.
Aegean: 23 Allied warships and 4 transports (from Salonika) anchor 4 miles off Piraeus near Greek Fleet at Salamis.
BULGARIA DECLARES WAR ON RUMANIA.
Britain and Russia sign Sykes-Picot Agreement.
In September Anglo-Russian Bureau (propaganda) opens in Petrograd.
Greece: Allied fleet seizes 13 interned Austro-German ships.
Britain: Retail Food Price 65% (up 5%). Munition factories total 4,212 (with 435 canteens for 640,000 workers). Civilian war prisoners to be supplied to private firms. In September War Propaganda Bureau starts monthly War Pictorial magazine (circ 750,000 by November 1917).