First Riga offensive

First Riga offensive
	Part of the Eastern Front of World War I
	; Summer German Offensive in the Eastern Front 1915
Date	14–31 July 1915
Location	Riga area
Result	German victory part of Riga-Schaulen offensive;
Belligerents
German Empire	Russian Empire
Commanders and leaders
Paul von Hindenburg; Erich Ludendorff; Otto von Below; Otto von Lauenstein; Manfred von Richthofen	Mikhail Alekseyev; Pavel Plehve; Gleb Vannovsky
Units involved
Army of the Niemen; X Army	V Army; X Army
Strength
120,000 men and 600 guns	128,500 men and 365 guns
Casualties and losses
10,000	50,000 including 27,000 captured

First Riga offensive was a military operation of the German Imperial Army with to divert Russian forces from the direction of the main blow of the German summer offensive on Narew River. The Germans broke through the heavily fortified defenses of the Russian army and defeated the vastly superior enemy forces. However, no decisive success was achieved, and at the beginning of August the Russians launched a counteroffensive.