Tonga is located in the region called Australia/Oceania that contains the continent of Australia. Tonga is an archipelago situated south of Samoa, which is in the South Pacific Ocean. Tonga is made up of approximately 176 islands.
The region known as Australia/Oceania consists of the continent of Australia and many islands surrounding it, such as New Zealand, Papua New Guinea, Samoa and Tonga. This region covers approximately 3,296,044 square miles. Although Oceania may include the continent of Australia, it is not considered a continent.
In 1875, Tonga was established as a constitutional monarchy and, in 1970, obtained its independence from the United Kingdom. The largest island of Tonga is Tongatapu.