Southeast AsiaSoutheast Asia, also spelled South East Asia and South-East Asia, and also known as Southeastern Asia, South-eastern Asia or SEA, is the geographical south-eastern region of Asia, consisting of the regions that are situated south of mainland China, east of the Indian subcontinent, and north-west of mainland Australia which is part of Oceania. Southeast Asia is bordered to the north by East Asia, to the west by South Asia and the Bay of Bengal, to the east by Oceania and the Pacific Ocean, and to the south by Australia and the Indian Ocean.
ThailandThailand (Thai: ประเทศไทย) (ˈtaɪlænd,_-lənd, ), officially the Kingdom of Thailand and historically known as Siam (saɪ'æm,_ˈsaɪæm, ), is a country in Southeast Asia on the Indochinese Peninsula. With a population of almost 70 million, it spans . Thailand is bordered to the north by Myanmar and Laos, to the east by Laos and Cambodia, to the south by the Gulf of Thailand and Malaysia, and to the west by the Andaman Sea; it also shares maritime borders with Vietnam to the southeast, and Indonesia and India to the southwest.
BuddhismBuddhism (ˈbʊdɪzəm , USalsoˈbuːd- ), also known as Buddha Dharma, and Dharmavinaya (), is an Indian religion or philosophical tradition based on teachings attributed to the Buddha. It originated in the eastern Gangetic plain as a śramaṇa–movement in the 5th century BCE, and gradually spread throughout much of Asia via the Silk Road. It is the world's fourth-largest religion, with over 520 million followers (Buddhists) who comprise seven percent of the global population.
IndiaIndia, officially the Republic of India (ISO: ISO), is a country in South Asia. It is the seventh-largest country by area; the most populous country as of June 2023; and from the time of its independence in 1947, the world's most populous democracy. Bounded by the Indian Ocean on the south, the Arabian Sea on the southwest, and the Bay of Bengal on the southeast, it shares land borders with Pakistan to the west; China, Nepal, and Bhutan to the north; and Bangladesh and Myanmar to the east.
Austroasiatic languagesThe Austroasiatic languages ˌɒstroʊ.eɪʒiˈætɪk,_ˌɔː- , are a large language family in Mainland Southeast Asia, South Asia and East Asia. These languages are scattered throughout parts of Thailand, Laos, India, Myanmar, Malaysia, Bangladesh, Nepal, and southern China. Austroasiatic constitute the majority languages of Vietnam and Cambodia. There are around 117 million speakers of Austroasiatic languages, of which more than two-thirds are Vietnamese speakers. Of these languages, only Vietnamese, Khmer, and Mon have a long-established recorded history.
LaosLaos (ˈlɑːoʊs), officially the Lao People's Democratic Republic (Lao PDR or LPDR), is a landlocked country in Southeast Asia. At the heart of the Indochinese Peninsula, Laos is bordered by Myanmar and China to the northwest, Vietnam to the east, Cambodia to the southeast, and Thailand to the west and southwest. Its capital and largest city is Vientiane. Present-day Laos traces its historic and cultural identity to Lan Xang, which existed from the 13th century to the 18th century as one of the largest kingdoms in Southeast Asia.
Sri LankaSri Lanka (UKsri_ˈlæŋkə,ʃriː-, US-_ˈlɑːŋkə; Śrī Laṅkā (ʃriː laŋkaː); Ilaṅkai (ilaŋɡaj)), formerly known as Ceylon and officially the Democratic Socialist Republic of Sri Lanka, is an island country in South Asia. It lies in the Indian Ocean, southwest of the Bay of Bengal, separated from the Indian peninsula by the Gulf of Mannar and the Palk Strait. Sri Lanka shares a maritime border with the Maldives in the south-west and India in the north-west.
PakistanPakistan ( ˈpaːkɪstaːn), officially the Islamic Republic of Pakistan (ISO: , islāmi jamhūriyāh pākistān), is a country in South Asia. It is the world's fifth-most populous country, with a population of 241.5 million people, and has the world's largest Muslim population as of year 2023. Islamabad is the nation's capital, while Karachi is its largest city and financial centre, followed by Lahore and Faisalabad. Pakistan is the 33rd-largest country in the world by area and the second-largest in South Asia, spanning .
CambodiaCambodia (kæmˈboʊdiə) or Kampuchea (ˌkæmpʊˈtʃiːə; កម្ពុជា, UNGEGN: kampuciə), officially the Kingdom of Cambodia, is a country in the southern Indochinese Peninsula in Southeast Asia, spanning an area of , bordered by Thailand to the northwest, Laos to the north, Vietnam to the east, and the Gulf of Thailand to the southwest. The capital and largest city is Phnom Penh. Cambodia has been inhabited since prehistoric times. In 802 AD, Jayavarman II declared himself king, uniting the warring Khmer princes of Chenla under the name "Kambuja".
VietnamVietnam (Việt Nam, vîət nāːm), officially the Socialist Republic of Vietnam (SRV), is a country at the eastern edge of mainland Southeast Asia, with an area of and a population of over 100 million, making it the world's fifteenth-most populous country. Vietnam shares land borders with China to the north, and Laos and Cambodia to the west. It shares maritime borders with Thailand through the Gulf of Thailand, and the Philippines, Indonesia, and Malaysia through the South China Sea.