<span> Islamic extremist group al-Qaeda hijacked four airliners and carried out suicide attacks against targets in the United States. Two of the planes were flown into the towers of the World Trade Center in New York City, a third plane hit the Pentagon just outside Washington, D.C., and the fourth plane crashed in a field in Pennsylvania. Often referred to as 9/11, the attacks resulted in extensive death and destruction, triggering major U.S. initiatives to combat terrorism and defining the presidency </span>
Nazi Germany invaded the Soviet Union in 1941. It was called Operation Barbarossa. This was Germany's attempt to cripple the Soviet Union, and take control. As for the Soviet war effort they didn't want involvement. They'd signed a non-aggression pact with Germany. <span />
