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
Foreign relations of Brunei as close military relations with the latter island-state. Aside from relations with other ASEAN states, of which the Philippines, Indonesia, and Malaysia are key partners, Brunei also has extensive relations with the Islamic and Arab world outside its region. Brunei became a member state of the United Kingdom Commonwealth in 1984, ASEAN, the United Nations and the Organisation of Islamic Cooperation) in 1984, the Organisation of Islamic Cooperation, a major player in BIMP-EAGA in 1994., a founding member of the World Trade Organization (WTO) in 1995, Since 2009 Brunei and the Philippines signed a memorandum of understanding (MOU) that seeks