US entered World War II because of
US entered World War II because of
A: Annexation of Poland by Germany
B: Aerial bombing on Poland
C: Japanese attack on Pearl Harbour
D: Non payment of dues by Germans
The United States joined World War II after Japan attacked Pearl Harbour on 7 December 1941. This surprise attack destroyed many ships and aircrafts and killed thousands of soldiers. The next day the US declared war on Japan. Soon Germany and Italy declared war on the US. This event marked a turning point in history as the entry of America changed the balance of power. The attack united American people and strengthened Allied forces. Pearl Harbour remains one of the most significant events in world military history.