पर्ल हार्बर पर हमले के बाद, निम्नलिखित में से कौन सा देश 8 दिसंबर, 1941 को औपचारिक रूप से द्वितीय विश्व युद्ध में शामिल हुआ था?

During the Second World War, the Japanese military formed a special force called 'Kamikaze' to destroy American ships through suicide air attacks. What is the literal meaning of 'Kamikaze' in Japanese?

On which date during World War II did the United States drop an atomic bomb on the Japanese city of Hiroshima for the first time?