Southeast Asia approximately 240 million adherents, or about 40% of the entire population, concentrated in Indonesia, Brunei, Malaysia, Southern Thailand and in the Southern Philippines. Indonesia is the most populous Muslim-majority country around the world. Buddhism is predominant in Vietnam, Thailand, Laos, Cambodia, Burma and Singapore. Ancestor worship and Confucianism are also widely practised in Vietnam and Singapore. Christianity is predominant in the Philippines, eastern Indonesia, East Malaysia and East Timor. The Philippines has the largest Roman Catholic population in Asia. East Timor is also predominantly Roman Catholic due to a history of Portuguese rule. No individual Southeast Asian country is religiously
French language in Cambodia French language in Cambodia Cambodia is the smallest of the three Francophone communities in Southeast Asia, the others being found in Vietnam and Laos. Out of all Asian Francophone nations, Cambodia is where French has declined the most. In 2014, French was spoken by people as a foreign language, which is 3% of the country's population and by only 873 people as a mother tongue according to the country's 2008 census. The French language began its presence in Cambodia in the late 19th century after French explorers and merchants made their way from Vietnam into Cambodia. In 1863, Cambodia became