What did the US fight in World War 1?

Answer 1

The First World War begain in 1914, but the United States of America entered the war much later on, in 1917. It allied itself with the British Empire, Kingdom of Italy, the French Republic and the Russian Empire. These countries were fighting the war against a rival alliance of countries called the "Central Powers" - this included the German Empire, the Austro-Hungarian Empire, the Kingdom of Bulgaria and the Ottoman Empire.

Answer 2

The United States fought against the Central Powers, which primarily consisted of Germany, Austria-Hungary, and the Ottoman Empire, during World War I.