The document, signed in 1919, that ended WWI was the

Versailles Peace Treaty

Paris Peace Conference

Declaration of the Rights of Man

Charter of Rights and Freedoms

The document that ended WWI was the Versailles Peace Treaty.

The document that ended World War I was the Versailles Peace Treaty.

The document signed in 1919 that ended World War I was the Versailles Peace Treaty.

To find the answer to this question, you can use historical knowledge or conduct a quick internet search. The Treaty of Versailles was signed on June 28, 1919, in the Palace of Versailles, France. It officially marked the end of World War I and laid out the terms for peace, including the punishments and reparations placed upon Germany and its allies.