Hitler
Bombing of Pearl Harbor: This was a surprised attack against the United State naval base at Pearl Harbor, Hawaii. The Attacked happened on December 7, 1941. 353 Japanese fighters, bomber and torpedo attacked the base in two waves. All the eight Navy battleships were damaged. Four being sunk. About 2,402 Americans were killed, and about 1,282 were wounded. After this event the United States joined World War II and Germany and Italy also declared war on the United States, since Japan was in an alliance with Germany and Italy called the Axis power with some other countries.
Atomic Bombing of Hiroshima and Nagasaki: In order to stop the end the war, the United States drop two atomic bomb on two Japanese cities, Hiroshima and Nagasaki. After the surrender of Germany, Japan didn't surrendered, so the United States drop the bomb in order to end the war. After the bombing Japan surrendered and therefore ended World War II. The bombing destroyed half the population of both cities, leaving the cities in pain.