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Cambodia wins its independence from France.
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Sihanouk abdicates to pursue a political career.
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Sihanouk's father dies. Sihanouk becomes head of state.
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Sihanouk breaks off relations with the US and allows North Vietnamese guerrillas to set up bases in Cambodia.
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The US begins a secret bombing campaign against North Vietnamese forces on Cambodia soil.
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Prime Minister Lon Nol overthrows Sihanouk in a coup. He proclaims the Khmer Republic and sends the army to fight the North Vietnamese in Cambodia.
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Lon Nol is overthrown as the Khmer Rouge led by Pol Pot occupy Phnom Penh.
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The country is re-named Democratic Kampuchea. Sihanouk resigns, Khieu Samphan becomes head of state, Pol Pot is the prime minister.
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Fighting breaks out in Vietnam.
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Vietnamese forces invade is a lightning assault.
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Pol Pot and Khmer Rouge forces flee to the border region with Thailand.
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Vietnamese Kampuchean People's Revolutionary Party wins parliamentary elections. The international community refuses to recognise the new government.
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Hun Sen becomes prime minister. Cambodia is plagued by guerrilla warfare. Hundreds of thousands become refugees.
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Hun Sen tries to attract foreign investment by abandoning socialism. The country is re-named the State of Cambodia. Buddhism is re-established as the state religion.
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A UN transitional authority shares power temporarily with representatives of the various factions in Cambodia. Sihanouk becomes head of state.
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General election sees the royalist Funcinpec party win the most seats followed by Hun Sen's Cambodian People's Party
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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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Hun Sen mounts a coup against the prime minister, Prince Ranariddh, and replaces him with Ung Huot.
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Prince Ranariddh is tried in his absence and found guilty of arms smuggling, but is then pardoned by the king. Pol Pot dies in his jungle hideout.