East Malaysia is 50% bigger than Peninsular Malaysia at , comparable with South Dakota or Great Britain. East Malaysia contains the five highest mountains in Malaysia, the highest being Mount Kinabalu at 4095 m, which is also the highest mountain in Borneo and the 10th highest mountain peak in Southeast Asia. It also contains the two longest rivers in Malaysia – Rajang River and Kinabatangan River. Banggi Island in Sabah and Bruit Island in Sarawak are the two largest islands that are located entirely within Malaysia. The largest island is Borneo, which is shared with Indonesia and Brunei. The second largest island
Politics of Brunei Brunei and Labuan, Malaysia, including Kuraman island, are contested between Brunei and Malaysia. However, they are internationally recognised as part of the latter. Politics of Brunei The politics of Brunei take place in a framework of an absolute monarchy, where by the Sultan of Brunei is both head of state and head of government (Prime Minister of Brunei). Executive power is exercised by the government. Brunei has a legislative council with 36 appointed members, that only has consultative tasks. Under Brunei's 1959 constitution, His Majesty Paduka Seri Baginda Sultan Haji Hassanal Bolkiah Mu'izzaddin Waddaulah, is the head of state with