<P> Over the next several months , pilots were trained , equipment was adapted , and intelligence was collected . Despite these preparations , Emperor Hirohito did not approve the attack plan until November 5 , after the third of four Imperial Conferences called to consider the matter . Final authorization was not given by the emperor until December 1 , after a majority of Japanese leaders advised him the `` Hull Note '' would `` destroy the fruits of the China incident , endanger Manchukuo and undermine Japanese control of Korea . '' </P>
<P> Over the next several months , pilots were trained , equipment was adapted , and intelligence was collected . Despite these preparations , Emperor Hirohito did not approve the attack plan until November 5 , after the third of four Imperial Conferences called to consider the matter . Final authorization was not given by the emperor until December 1 , after a majority of Japanese leaders advised him the `` Hull Note '' would `` destroy the fruits of the China incident , endanger Manchukuo and undermine Japanese control of Korea . '' </P>
who ordered the japanese attack on pearl harbor
who ordered the japanese attack on pearl harbor
Emperor Hirohito
Emperor Hirohito