Aceh (/ˈɑːtʃeɪ/); (Acehnese: Acèh ([ʔaˈtɕɛh]); Jawi: اچيه; Dutch: Atjeh or Acheh; Indonesian: Provinsi Aceh) is a special region of Indonesia. The territory is located at the northern end of Sumatra. Its capital is Banda Aceh. It is close to the Andaman and Nicobar Islands of India and separated from them by the Andaman Sea. It has the highest proportion of Muslims in Indonesia, who mostly live according to Sharia customs and laws