By Meena
Hitler's brutal reign led to World War II and the genocide of six million Jews during the Holocaust.
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Stalin, the Soviet Union's dictator, was responsible for the deaths of millions through famine, executions, and labor camps.
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Pol Pot's brutal Khmer Rouge regime in Cambodia resulted in the deaths of nearly a quarter of the population.
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Known as the 'Butcher of Uganda', Idi Amin's ruthless rule was marked by gross human rights abuse, political repression, and corruption.
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Under Kim Jong Il's oppressive rule, North Koreans endured famine, forced labor, and executions while the leader lived in luxury.
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The tyrant of Iraq, Hussein was notorious for his use of chemical weapons, war crimes, and the brutal suppression of revolts.
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Founder of al-Qaeda, Bin Laden was the mastermind behind the deadly 9/11 attacks and many others worldwide.
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Mao's policies and political purges led to the deaths of tens of millions, marking him as one of the deadliest leaders in human history.
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