| Narew Offensive | 
|---|
| Part of the Bug-Narew Offensive of Eastern Front of World War I | 
| 
 Bug-Narew Offensiveand Russian withdrawal
 | 
| | Date | 19 July – 3 August 1915 | 
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 | Location |  | 
|---|
 | Result | German victory | 
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 | 
| Belligerents | 
|---|
| German Empire | Russian Empire | 
| Commanders and leaders | 
|---|
|  |  | 
| Units involved | 
|---|
|  |  | 
| Strength | 
|---|
| 335,696 men | 583,756 men | 
| Casualties and losses | 
|---|
| 60,482 men | 133,069 menincluding 45,000 prisoners
 | 
|  | 
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|  | 
| 
1914
 1915
 1916
 1917
 1918
 Naval warfare
 Peace treaties
 | 
The World War I German Narew offensive followed after the minor success in the Second battle of Przasnysz. In stubborn battles, the Imperial German army forced the numerically superior forces of the Russian Army to retreat, but could not inflict a decisive defeat on them.