No, Tonga is not part of the United States. Tonga is an independent island nation located in the South Pacific Ocean. It is a constitutional monarchy and has been sovereign since it was recognized as such in the 19th century. The United States has diplomatic relations with Tonga, but it does not have any territorial claims over the country.
Sonatane Tu'Akinamolahi Taumoepeau Tupou is the Ambassador to the US for Tonga.
Tonga is its own country not owned by the U.S.A.
Tonga is a Pacific Island and part of Polynesia; Tongans are Polynesian.
cause
Tonga is part of the Polynesian island group in the South Pacific Ocean. The capital of Tonga is Nuku'alofa, located on the largest island, Tongatapu.
Yes
No, Tonga is not southeast of Fiji; it is actually located to the northeast of Fiji. The two nations are part of the South Pacific Ocean region, but Tonga is further along to the east of Fiji.
50 senti (or cents) in Tonga is worth 25 cents in the US because 1 US dollar is worth 2 Pa'angas (Tongan Dollars)
There actually were African slaves that were brought to Tonga by Germans though not so sure which part of Africa presumably Congo or south Africa from my knowledge pygmies were brought to Tonga.
Tonga was once part of the British empire. It is now a small island group with a constitutional monarch style government.
No, The Cook Islands are another one of the pacific islands.
Tonga was always Tonga when it started. But it orgionally called the Tu'i Tonga Empire when it started in 900BC