Brunei–Indonesia relations earlier. The Nagarakretagama Javanese poem dated from 1365 CE mentioned "Barune" (Brunei) in canto 14 as one of Majapahit overseas vassal states. The relations between Brunei and the rest of Indonesian Archipelago perhaps has been established earlier during the era of Srivijayan Empire. During European colonial era, Indonesia was fell under Dutch possession as Dutch East Indies, while Brunei together with Singapore and Malaysia was fell under British Empire. In 1960s Indonesia and Brunei indirectly locked in military tension through the Konfrontasi, where Indonesia against the formation of Malaysia and dispatches troops infiltrated Sarawak, North Borneo including Brunei. Republic of
Majlis Bahasa Brunei-Indonesia-Malaysia MBIM became MABBIM when Brunei joined this council on 4 November 1985. Singapore is as an observer. Majlis Bahasa Brunei-Indonesia-Malaysia MABBIM (shortform for "Majlis Bahasa Brunei-Indonesia-Malaysia" - "Language Council of Brunei-Indonesia-Malaysia") is a regional language organisation which is formed to plan and monitor the development of the Malay language in the region. It consists of three countries - Brunei, Indonesia and Malaysia. Majlis Bahasa Indonesia-Malaysia (MBIM, Language Council of Indonesia-Malaysia) which was formed on 29 December 1972, after a Pernyataan Bersama was being signed by the late Tun Hussein Onn who was the Education Minister of Malaysia and Bapak Mashuri