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Cambodia officially gained its independence from France.
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Sihanouk's father dies. Sihanouk becomes head of state.
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The US begins a secret bombing campaign against North Vietnamese forces on Cambodian soil.
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Fighting breaks out with Vietnam.
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Vietnamese forces invade in a lightning assault.
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Hun Sen becomes prime minister. Cambodia is plagued by guerrilla warfare. Hundreds of thousands become refugees.
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Thousands of Khmer Rouge guerrillas surrender in government amnesty.
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Deputy leader of Khmer Rouge Ieng Sary forms a new party and is granted amnesty by Sihanouk.
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Prince Ranariddh is tried in his absence and found guilty of arms smuggling, but is then pardoned by the king.
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First bridge across the Mekong River opens, linking east and west Cambodia.
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Comrade Duch is found guilty of crimes against humanity and given 35-year prison sentence.
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Opposition leader Kem Sokha is charged with treason.
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Cambodia introduces lese-majeste law, which makes it a criminal offence to defame or insult the king.