Theatre definitions: Western Front comprises the Franco-German-Belgian front and any military action in Great Britain, Switzerland, Scandinavia and Holland.  Eastern Front comprises the German-Russian, Austro-Russian and Austro-Romanian fronts.  Southern Front comprises the Austro-Italian and Balkan (including Bulgaro-Romanian) fronts, and Dardanelles.  Asiatic and Egyptian Theatres comprises Egypt, Tripoli, the Sudan, Asia Minor (including Transcaucasia), Arabia, Mesopotamia, Syria, Persia, Afghanistan, Turkestan, China, India, etc.  Naval and Overseas Operations comprises operations on the seas (except where carried out in combination with troops on land) and in Colonial and Overseas theatres, America, etc.  Political, etc. comprises political and internal events in all countries, including Notes, speeches, diplomatic, financial, economic and domestic matters.  Source: Chronology of the War (1914-18, London; copyright expired)

Western Front

Battle of Le Cateau: British forced to retreat: Louvain destroyed by the Germans.

End of French attempt to recover Alsace-Lorraine: French fall back in St. Die region.

Eastern Front

East Prussia: Soldau retaken by the Germans: Samsonov's communications cut: beginning of the Russian debacle known as Battle of Tannenberg (25 miles south-west of Allenstein).

Galicia: Beginning of operations against Lemberg.

Southern Front

Novi Bazar evacuated by the Austrians.

Naval and Overseas Operations

Togoland conquered by the Allies: town of Atakpame occupied.