Why Was the Attack Plans Month's in Advance?
What do you know about planning for
Pearl Harbor Attack
Take this World War II History Quiz.
"Check Your Answers" at the end
of the page.
1) What was the intent of
a preemptive strike on Pearl Harbor?
- Neutralize American naval power in the Pacific
- America to withdraw back to the west coast
- To invade the United States
- Keep the United States from invading Japan
2) Planning had long anticipated that a battle
between the two Fleets would happen in Japanese home waters after
the US Fleet traveled across the Pacific, under attack by
submarines and other forces all the way.
3) The US Fleet would be defeated in a
climactic battle, just as had the Russian Fleet.
When did the Japanese Fleet defeat
the Russian Fleet?
4) For aerial attack, Pearl Harbor's shallow
waters made using conventional air-dropped torpedoes ineffective.
5) Japanese officers were influenced by a U.S.
Admiralís Harry Yarnell's performance in the 1932 joint Army-Navy
exercises, which simulated an invasion of Hawaii. Yarnell, as
commander of the attacking force, placed his carriers northwest of
Oahu and simulated an air attack.
Who was the U.S. Admiral?
- Bond Ward
- Harry Yarnell
- Edward Martin
- Averill Harriman
6) Admiral Isoroku Yamamoto's emphasis on destroying
the American battleships was in keeping with
what doctrine that shared by all major navies during this
period, including the U.S. Navy and Royal Navy.
7) When, in a letter, did
Admiral Yamamoto finally delivered a rough outline of his plan to
Koshiro Oikawa, then Navy Minister, from whom he also requested to
be made Commander in Chief of the air fleet to attack Pearl
- December 7, 1940
- January 7, 1941
- February 7, 1941
- March 7, 1941
8) Although attacking the US Pacific Fleet
while it was at anchor in Pearl Harbor would achieve surprise, it
also carried two distinct disadvantages: The targeted ships would
be sunk or damaged in very shallow water, meaning that it would be
quite likely that they could be salvaged and possibly returned to
duty (as six of the eight battleships eventually were); and most
of the crews would survive the attack, since many would be on
shore leave or would be rescued from the harbor afterward.
9) By April 1941, what did the Pearl Harbor plan became
- Operation Z
- Operation Alpha
- Code Red
- Code Blue
10) Over the summer, pilots trained in earnest near
what Japanese city?