Which treaty ended World War I?

The Treaty of Versailles is the treaty that officially ended World War I, signed on June 28, 1919, and coming into effect on January 10, 1920. It is most notably known for imposing heavy reparations and territorial losses on Germany, which were intended to prevent future conflicts but ultimately contributed to the economic instability that led to World War II. The Treaty of Versailles is a crucial historical document as it also established the League of Nations, an international organization aimed at fostering peace, which was a significant shift in how global diplomacy was approached following the war. The details within the treaty reflect the priorities of the allied powers at the end of the war, marking a significant moment in 20th-century history.