Polish–Ukrainian War
Part of the Ukrainian War of Independence
PBW March 1919.png
The map showing breaking the siege of Lviv (Lwów) by Poles (November 1918) and the Polish border at the Zbruch (Zbrucz) River by the war's end, with Eastern Galicia (shown in blue) under the Polish control.
Date 1 November 1918 – 17 July 1919
(8 months, 2 weeks and 2 days)
Location Polish–Ukrainian War Ukraine:
  • Eastern Galicia
  • Carpathian Ruthenia
  • Volhynia
  • Bukovina
Polish–Ukrainian War Poland
Polish–Ukrainian War Romania
Result

Polish victory:

  • Signing of Treaty of Warsaw
  • Starting of Polish–Soviet War
Belligerents

Poland Poland


Regional support:
Romania Romania
(in Bukovina and Pokuttia)
Russian Soviet Federative Socialist Republic Russian SFSR
(in Volhynia and Polissya)
Polish–Ukrainian War Hungary
Polish–Ukrainian War Czechoslovakia


Strategic support:
Polish–Ukrainian War France

Polish–Ukrainian War Ukraine

  • Polish–Ukrainian War WUPR
    (before 1919)

Polish–Ukrainian War Hutsul Republic
(in Maramureș)

Polish–Ukrainian War Komancza Republic
(in Lemkivshchyna until Jan.1919)
Commanders and leaders
Poland Józef Piłsudski
Poland Józef Haller
Poland Waclaw Iwaszkiewicz
Poland Edward Rydz-Śmigły
Polish–Ukrainian War Yevhen Petrushevych
Polish–Ukrainian War Oleksander Hrekov
Polish–Ukrainian War Mykhailo Omelianovych-Pavlenko
Polish–Ukrainian War Symon Petliura
Strength
Poland Polish forces:
190,000
Romania Romanian forces:
4,000
Hungarian People's Republic (1918–19) Hungarian forces:
620+
Polish–Ukrainian War Ukrainian forces:
70,000–75,000 or over 100,000
Polish–Ukrainian War WUPR forces:
35,000
Polish–Ukrainian War Hutsul forces:
1,100
Polish–Ukrainian War Komancza forces:
800
Casualties and losses
10,000 15,000