The Sultanate of Brunei (bordering with the country of Malaysia) is a state located on the island of Borneo, in Southeast Asia. The national language is Malay, but English is also used. The capital is Bandar Seri Begawan. The Sultanate of Brunei is an Islamic absolute monarchy. The Sultanate of Brunei is divided into four districts: Belait (capital Kuala Belait), Brunei and Muara (capital: Bandar Seri Begawan), Temburong (capital Bangar) and Tutong (capital: Tutong).