The Allies were committed to the strategy of island-hopping

Navajo Code Talkers spoke on the radio and became known as "secret weapons."

Japanese soldiers could not find out information about where the Marines were located.

Kamikaze attacks happened

Japanese soldiers were taught the samurai code of ethics.

Albert Einstein feared what Germany could do with a new powerful discovery of splitting an atom.

Albert Einstein warned America by writing a letter to President Roosevelt

The Japanese did not respond to Truman's letter

A bomb was dropped on Hiroshima

Japan surrenders

Another bomb was dropped on Nagasaki