Who was the famous US war hero during World War 1?

One of the most famous U.S. war heroes of World War I was Sergeant Alvin York. He gained notoriety for his heroic actions during the Meuse-Argonne Offensive in 1918, where he led a small group of soldiers in capturing a German machine-gun nest, resulting in the capture of 132 enemy soldiers. York's bravery and leadership earned him numerous accolades, including the Medal of Honor. His story has since become emblematic of American valor during the war.