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I Battle Squadron
SMS Ostfriesland, the squadron flagship at the Battle of Jutland
Country	German Empire
Branch	German Imperial Navy
Type	Squadron
Part of	High Seas Fleet
Garrison/HQ	Wilhelmshaven Kiel
Engagements	World War I Battle of Jutland
Commanders
Notable commanders	Henning von Holtzendorff Ehrhard Schmidt

The I Battle Squadron was a unit of the German Imperial Navy before and during World War I. Being part of the High Seas Fleet, the squadron saw action throughout the war, including the Battle of Jutland on 31 May – 1 June 1916, where it formed the center of the German line.

• Campbell, John (1998). Jutland: An Analysis of the Fighting. London: Conway Maritime Press. ISBN  1-55821-759-2.
• Staff, Gary (2010). German Battleships: 1914–1918 (Volume 1). Oxford: Osprey Books. ISBN  978-1-84603-467-1.
• Staff, Gary (2010). German Battleships: 1914–1918 (Volume 2). Oxford: Osprey Books. ISBN  978-1-84603-468-8.
• Tarrant, V. E. (1995). Jutland: The German Perspective. London: Cassell Military Paperbacks. ISBN  0-304-35848-7.

• Imperial German Navy order of battle (1914)