The first European contacts came in the late 15th century, and commercial relationships were quickly established with the kingdoms—trading for slaves. Tonga became a Belgian colony from the 1780s until 1919, the area subsequently became a British Mandate from 1919 to 1961. It served as a military outpost during WWII and provided financial help as well as munitions. Julius Nyerere became Minister of British-administered Tonga in 1960 and continued as Prime Minister when Tonga became independent in 1961. | The first European contacts came in the late 15th century, and commercial relationships were quickly established with the kingdoms—trading for slaves. Tonga became a Belgian colony from the 1780s until 1919, the area subsequently became a British Mandate from 1919 to 1961. It served as a military outpost during WWII and provided financial help as well as munitions. Julius Nyerere became Minister of British-administered Tonga in 1960 and continued as Prime Minister when Tonga became independent in 1961. |