This document summarizes key events of World War 2 from 1939 to 1945. It outlines Germany's initial military success using blitzkrieg tactics, but notes failures in Russia and inability to force Britain's surrender. It then discusses the turning points as Germany lost ground, including Allied victories at El Alamein and Stalingrad. The document concludes with Germany fighting a defensive war by 1943 and Hitler's increasing detachment from reality, leading to unconditional surrender in 1945.