The government used the tactic "blitzkrieg", or an intense military campaign intended to end in a winning victory. By the end of September Poland had finally surrendered.
After the threat Japan took from the United States, Japanese allies attacked naval base in Pearl Harbor, Hawaii. More than 2,000 soldiers died in the bombings, and over a thousand people were seriously injured.
On D-Day, 6 June 1944, Allied forces launched a combined naval assault on Nazi-occupied France. Over 425,000 allied soldiers and forces were killed and more than 37,000 nearly dead. The Treaty of Versailles was why D-day began.
End of World War 2
World War Two in Europe began when the Prime Minister of Britain, declared war on Germany. The Second World War was started by Germany in an surprise attack on Poland.
Japan surrendered because the Soviet Union entered the war. Japanese leaders said they surrendered because it was less embarrassing to say they had been defeated by a weapon.
World War 2 ended with the surrender of the Axis forces. The Germans first surrendered in Italy after Hitler's death and the surrender was signed on May 7th.