Brunei Solidarity National Party or PPKB in Malay [Haji Mohd HATTA bin Haji Zainal Abidin, president]; the PPKB is the only legal political party in Brunei; it was registered in 1985, but became largely inactive after 1988, it was revived in 1995 and again in 1998; it has less than 200 registered party members; other parties include Brunei People's Party or PRB (banned in 1962) and Brunei National Democratic Party (registered in May 1965, deregistered by the Brunei Government in 1988) Political pressure groups and leaders: NA