Western Front
Battle of the Somme: British secure Delville Wood and repulse attacks south of Thiepval.
Champagne: German attack west of Tahure repulsed.
Ypres: New 4th Canadian Division arrives.
Battle of Verdun: Germans active in Verdun region.

Eastern Front
Dobruja: Russian Dobruja Detachment (50,000 men in 3 divisions) crosses Danube into Rumania, invades Bulgaria (August 27).

Southern Front
Macedonia: Bulgars occupy Seres in northeast Greece.

Political, etc.
United Kingdom: Correspondence between British and Swedish Governments about the detention of mail packets by either Government is published.
United States: New York City estimates the ongoing polio epidemic in the city has caused 1760+ deaths & left 1000 children crippled for life.

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On the kinkometer, my kink measures as a sine wave.