emirate (1871-) wish1871 protectorate (1879-) 1918 emirate (1919-) 1920 kingdom (1926-) wish1927 1934 wish1939 1951 1957 1964 republic (1973-) 1978 democratic republic (1978-1989) 1984 1986 no official issues 1998 islamic republic (2001-) 2009
