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
Brunei–Malaysia border World War II, joined Malaysia on 16 September 1963. Brunei remained a British Protectorate until 1984 when it gained independence. Brunei and Malaysia have had long standing disputes over land and maritime territories. However, due to the cultural ties between the two countries, the disputes have always been low-key and deemed too sensitive to be discussed openly. The main land dispute was over the district of Limbang which has been controlled by Sarawak since 1890, while the dispute over maritime territory involved virtually the entire deep sea section of the South China Sea claimed by Brunei which Malaysia asserted as