What country won WWI

It grew into a war involving 32 countries. The Allies included Britain, France, Russia, Italy and the United States. These countries fought against the Central Powers which included Germany, Austria-Hungary, Ottoman Empire and Bulgaria.

There is not just a country that won the war but a total of 5 counties which were Britain, France, Russia, Italy, and United states which for the Allied powers while the Axis lost Germany Austria-Hungary, Ottoman Empire and Bulgaria.