How many soldiers did America send to Europe to fight?

During World War I, the United States sent approximately 2 million soldiers to Europe to fight. The American Expeditionary Forces, led by General John J. Pershing, played a crucial role in supporting the Allied Powers, particularly in the latter stages of the war. By the end of the conflict in 1918, about 1.4 million American troops were stationed in France. In World War II, over 16 million Americans served in the armed forces, with significant numbers deployed to Europe as well.