Dr Halapua was a deputy leader of the Democratic Party of the Friendly Islands (DPFI).
He also served as Director of the Pacific Island Development Program in the East-West Centre for over two decades before being elected to Parliament in the Kingdom of Tonga.
He was Director of the Talanoa and Development Project, based in New Zealand.
Dr Halapua was known as one of the pioneers of Tonga’s democratic reforms and pioneer of a conflict resolution system based on traditional practices.
