war 138World War II [b] or the Second World War (1 September 1939 – 2 September 1945) was a global conflict between two coalitions: the Allies and the Axis powers. Nearly all of the world's countries participated, with many nations mobilisingThe 138th Pennsylvania Volunteer Infantry Regiment lost 6 officers and 90 enlisted men killed or mortally wounded and 1 officer and 70 enlisted men to disease during the Civil War. It is