5. Hideki Tojo
Most famous to those in the western world as the Prime Minister of Japan during World War II, Tojo’s ill-fated reign resulted in millions more deaths than just those he sent to war. Tojo is considered by many to be responsible for the deaths of than 8 million people in China, Korea, The Philippines and Indochina. He met a fitting end on December 23, 1948 when he was hanged after being convicted of war crimes.