Dictionary.net

• Japanese army officer who initiated the Japanese attack on Pearl Harbor and who assumed dictatorial control of Japan during World War II; he was subsequently tried and executed as a war criminal (1884-1948)

2006 - WordNet 3.0
By Princeton University

• Japanese army officer who initiated the Japanese attack on Pearl Harbor and who assumed dictatorial control of Japan during World War II; he was subsequently tried and executed as a war criminal (1884-1948)

2011 - English Dictionary Database
By DataStellar Co., Ltd