Russian 1st Army (1914–1918)
Army · Russian Empire · July 30, 1914 – March 3, 1918
Paul von Rennenkampf's army, which invaded East Prussia from the east in 1914.
View on map Fought in World War I Wikipedia
Engagements 3
- August 20, 1914 Battle of Gumbinnen
- September 7–14, 1914 First Battle of the Masurian Lakes
- November 11 – December 6, 1914 Battle of Łódź (1914)
Movements
- August 17, 1914 Invades East Prussia Map
- August 20, 1914 Wins at Gumbinnen Battle of Gumbinnen Map
- August 27, 1914 Advances slowly toward Königsberg Map
- September 10, 1914 Driven out of East Prussia First Battle of the Masurian Lakes Map
- September 20, 1914 – November 10, 1914 Behind the Niemen Map
- November 20, 1914 Tries to cut off the Germans at Łódź Battle of Łódź (1914) Map
- September 1, 1915 Holds the northern front after the Great Retreat (approximate) Map