1921 ⟶ Polish–Soviet War Ends

March 18: End of the Polish–Soviet War.
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Year
1918
1919
1921
1944

⚔️ Outbreak of the Polish–Ukrainian War

The Polish–Ukrainian War begins.⟶
Outbreak of the Polish–Ukrainian War (1918)
World War I AftermathNationalismTerritorial DisputesIndependence MovementsMilitary ConflictInterwar Period
PolandPolandUkraineUkraine

⚔️ Polish–Soviet War Begins

February 14: Polish–Soviet War begins.⟶
Polish–Soviet War Begins (1919)
WarfareSoviet UnionInterwar PeriodTerritorial DisputesNationalism
PolandPolandSoviet UnionSoviet Union

⚔️ Polish-Ukrainian War Ends

July 18: End of Polish–Ukrainian War.⟶
Polish-Ukrainian War Ends (1919)
World War I EraNationalismIndependenceMilitary ConflictTreaty of VersaillesTerritorial DisputesInterwar Period
PolandPolandUkraineUkraine

🕊️ Polish–Soviet War Ends

March 18: End of the Polish–Soviet War.⟶
Polish–Soviet War Ends (1921)
WarfareSoviet UnionTerritorial DisputesInterwar PeriodNationalismMilitary Conflict
PolandPolandSoviet UnionSoviet UnionLithuaniaLithuaniaUkraineUkraineBelarusBelarus

🕊️ Continuation War Ends

September 19: The Continuation War ends.⟶
Continuation War Ends (1944)
World War IISoviet UnionEastern FrontWarfareMilitary ConflictNationalism
FinlandFinlandSoviet UnionSoviet UnionGermanyGermany