I Army Corps (Wehrmacht)

I Army Corps
I. Armeekorps
Active	1934–1945
Country	Germany
Branch	Army
Size	Corps
Garrison/HQ	Königsberg
Colors	Black & White
Engagements	World War II → Invasion of Poland Battle of Mława Battle of Różan Siege of Warsaw → Battle of France → Eastern Front Courland Pocket
Commanders
Notable commanders	Walter Petzel, Kuno-Hans von Both, Philipp Kleffel, Otto Wöhler, Martin Grase, Carl Hilpert, Walter Hartmann, Theodor Busse, Friedrich Fangohr, Christian Usinger

The I Army Corps (German: I. Armeekorps) was a corps of the German army during World War II. It was active between 1934 and 1945, and participated in the Invasion of Poland, the Battle of France and the campaigns on the Eastern Front before eventually ending the war trapped in the Courland Pocket.