1. The World at Zero Hour: The Atomic Bomb

2. Victory in Europe Germany surrenders on May 7th, 1945
V-E Day (Victory-in-Europe)

3. Operation Downfall
the name given to the planned Allied invasion of Japan
cancelled after Japan surrendered following the dropping of the atomic bomb
hundreds of thousands of fatalities expected, possibly a million American deaths

5. Manhattan Project American research project (1942-1945)
produced the first atomic bombs
U.S.A., Great Britain, and Canada had test sites which supported the project

7. Harry Truman
President of the United States

8. Hiroshima
August 6th, 1945
first atomic bomb in human history

9. Why Hiroshima? site of Japanese military communications centre
shipping port
untouched from American bombings
“Little Boy”

10. Nagasaki August 9th, 1945 second atomic bomb dropped on Japan
“Fat Man”

11. Hiroshima
Nagasaki

13. 150,000 – 246,000+ killed

14. Why did the US drop the atomic bomb?
revenge of Pearl Harbour
save American lives (Operation Downfall)
intimidate the Russians … the Cold War is coming…
Japanese refuse to surrender
test nuclear weapons

15. Four Corners
The US took the right action by dropping the atomic bombs on Japan.