Where did Americans first fight in World War 2?

Americans first fought in World War II during the Battle of Kasserine Pass in Tunisia in February 1943. This battle marked the United States' first significant ground engagement against Axis forces in North Africa. Prior to this, American forces had participated in operations such as the defense of the Philippines, but Kasserine Pass was their first major confrontation in a coordinated offensive campaign. The battle highlighted the need for improved tactics and leadership among U.S. troops.