The Guards Corps/GK was a corps level command of the Prussian and then the Imperial German Armies from the 19th century to World War I.
Uniforms of the Guards Corps' infantry and artillery during La Belle Époque
Uniforms of the Guards Corps' cavalry and Jäger units during La Belle Époque
2nd Ox and Bucks defeating the Prussian Guard at Nonne Bosschen. Painting by William Barnes Wollen (1857–1936)
The IX Army Corps / IX AK was a corps level command of the Prussian and Armies before and during the First World War.
Flag of the Line Infantry regiments of the IX and X Corps (except Jägers)
Flag of the Jägers Battalion