| 1970 |
Independence from French 100 years' rule.Vietnam invaded and the royal family fought for position that the Khmer Rouge and the government troops were fighting for
power

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| 1975 |
The Khmer Rouge came to power.Over two million people (total estimated population was 6 million at that time) were killed or buried alive by Khmer Rouge.

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| 1993 |
Under a UN-brokered cease fire, the Khmer Rouge and government forces signed a peace treaty, and things began to calm down. |
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