Brunei

Parliament
There is no legislature as such.
Various advisory and legislative councils appointed by the sultan assist him in operating the government.

Sultans
1780-1792 Muhammad Taj-ud-Din
1792-1793 Muhammad Jamal-ul-Alam I
1793-1806 Muhammad Taj-ud-Din (Restored)
1806-1822 Muhammad Kanz al-Alam
1822-1822 Muhammad Alam
1822-1852 Umar Ali Sa if-ud-Din II Jamal-ul-Alam
1852-1885 Abdul Mu Min
1885-1906 Hashim Jalil-ul-Alam Akam-ud-Din
1906-1924 Muhammad Jamil-ul Alam II
1924-1950 Ahmad Taj-ud-Din
1950-1967 Umar Ali Sa if-ud-Din III
1967 now Mudu Hassan al Bolkiah Mu'izz-ud-Din-Waddaulah

Chief Ministers
1947-1959 Omar Ali Saifuddin Sa´adul Khairi
1959-1962 Pekin Dato Perdana Menteri Dato Paduka Haji Ibrahim
1962-1967 Dato Seri Paduka Haji Marsal bin Maun
1968-1972 Dato Pengiran Muhammad Yusuf bin Abdul Rahim (acting to 1967)
1972-1973 Pengiran Abdul Mumin (acting)
1972-1981 Pengiran Dipa Negara Laila Diraja
1981-1983 Pehin Orang Kaya Laila Wijaya Dato
1981-1983 Haji Abdul Aziz Umar (acting)

Prime Ministers
1984 now Sir Muda Hassanal Bolkiah