American Samoa (Amerika Sāmoa, ; also Amelika Sāmoa or Sāmoa Amelika) is an unincorporated territory of the United States located in the South Pacific Ocean, southeast of Samoa. Its location is centered around 14.2710° S, 170.1322° W. It is on the eastern border of the International Date Line, while independent Samoa is west of it.
American Samoa consists of five main islands and two coral atolls. The largest and most populous island is Tutuila, with the Manua Islands, Rose Atoll, and Swains Island also included in the territory. All islands except for Swains Island are part of the Samoan Islands, located west of the Cook Islands, north of Tonga, and some 300 miles (500 km) south of Tokelau. To the west are the islands of the Wallis and Futuna group.
Tonga (Tongan: Puleʻanga Fakatuʻi ʻo Tonga), officially the Kingdom of Tonga, is a Polynesian country and archipelago comprising 169 islands, of which 36 are inhabited. The total surface area is about 750 km2 scattered over 700000 km2 of the southern Pacific Ocean. The sovereign state has a population of 100,651 people, of whom 70% reside on the main island of Tongatapu.
Tonga stretches across approximately 800 km in a north-south line. It is surrounded by Fiji and Wallis and Futuna (France) to the northwest, Samoa to the northeast, Niue to the east (which is the nearest foreign territory), Kermadec (part of New Zealand) to the southwest, and New Caledonia (France) and Vanuatu to the farther west. It is about 1800 km from New Zealand's North Island.