GENERAL KNOWLEDGE

Detailed explanation-1: -The Khmer empire was a state of Southeast Asia that lasted from about ad 802 to 1431. It enjoyed its greatest prosperity from the 11th to the 13th century. The Khmer empire ruled much of what is now Cambodia, Laos, Thailand, and Vietnam. The empire is named after the Khmer ethnic group of its rulers.

Detailed explanation-2: -Under the communist rule from 1975 to 1979, it was referred to as Democratic Kampuchea. Under the UN transition authority from 1989 to 1993, it became the State of Cambodia. After the restoration of the monarchy in 1993, it was renamed the Kingdom of Cambodia.

Detailed explanation-3: -The Khmer Empire (Khmer: ), or the Angkorian Empire (Khmer: ), is a term used by historians to refer to Cambodia from the 9th to the 15th centuries, when the nation was a Hindu-Buddhist empire in Southeast Asia.

Detailed explanation-4: -Outlying Khmer provinces were lost to raids by the kingdom of Lan Xang in the north and the final blow to the empire came when the Thais laid siege and captured Angkor for the final time in 1431.