Polish Armed Forces in the East (1914–1920)

Polish Armed Forces in the East (Polish: Polskie Siły Zbrojne na Wschodzie, Russian: Вооруженные силы Польши на Востоке) around World War I is a term used for several Polish military formations formed in Russia and operating in the period of 1914–1920 (First World War, Russian Revolution of 1917, and the early stages of the Polish-Ukrainian War and Polish-Soviet War). Early formations were part of the Imperial Russian Army.

Source: Wikipedia — Polish Armed Forces in the East (1914–1920) (CC BY-SA 4.0)