29 September

Western Front

 * Battle of the Albert: ends in repulse of the Germans.
 * Antwerp: Fort Wavre St. Catherine silenced.
 * The French lose Lassigny.

Eastern Front

 * East Prussian Frontier: The Germans withdraw from Niemen and raise the siege of Osovyets.

Asiatic and Egyptian Theatres

 * Japanese bombard Tsing-tau.

Naval and Overseas Operations

 * SMS Emden: Second haul of captures announced (see 10 September).

Political

 * Great Britain:East Coast ports closed to foreign trawlers.
 * David Lloyd George, Chancellor of the Exchequer, delivers speech before a great meeting of the Welsh National Conference held at Cardiff.