ocr: The main power brokers in Tongan politics are the Ring, the noble establishment and the landowners. Ring Tupou IV etfectively heads his government, trequently exercising langly powers. The legislative assembly defers to his judgement and the Ring has taken the initiative in instigating several development projects. These initiatives, including recent talls on possible Libyan investment in oil exploration, are undertaken without reference to the government. Younger WestemnizedTongans are now increasingly questioning the role ofthe monarchy. When the current King dies, calls for change are likel ...