Which early Southeast Asian civilization built the Angkor Wat temple?

The early Southeast Asian civilization that built the Angkor Wat temple is the Khmer Empire.

The early Southeast Asian civilization that built the Angkor Wat temple was the Khmer Empire.

The early Southeast Asian civilization that built the Angkor Wat temple is the Khmer Empire. If you are wondering how to find the answer to this question, you could start by doing a quick online search. Simply enter the question into a search engine, such as Google, and you will likely find reliable sources that provide the information you need. Be sure to look for reputable websites, such as academic institutions or reputable history sources, to ensure the accuracy of the information.