How did World War I create an opportunity for Poland to regain independence?

World War I provided a critical opportunity for Poland to regain its independence by destabilizing the three partitioning powers—Russia, Prussia (Germany), and Austria—and internationalizing the "Polish question" through shifting wartime alliances.1

Key factors in this transition included:

• Tactical Maneuvering: Polish leaders pursued different strategies to leverage the conflict. Józef Piłsudski initially cooperated with the Central Powers to weaken Russia, while Roman Dmowski aligned with the Franco-Russian alliance to promote the Polish cause in the West.1
• International Recognition: The war forced the belligerents to acknowledge Polish aspirations. In 1916, the Two Emperors’ Manifesto proclaimed a Polish kingdom, and by 1917, the United States and revolutionary Russia recognized Poland’s right to independence.1
• Diplomatic Support: U.S. President Woodrow Wilson became a pivotal advocate. His Fourteen Points, specifically Point 13, formally called for the creation of an independent Polish state with secure access to the sea.12

Following the German collapse in November 1918, Piłsudski returned to Warsaw to lead the newly restored state, while Dmowski’s Polish National Committee secured international legitimacy at the Paris Peace Conference.1