Geohistory. Some Facts about Countries of Australia and Oceania.

Australia became independent from the UK in several stages, only on the 3rd March 1986, Australia achieved complete independence from Britain.

There is a variety of definition of Oceania. The most plausible is to denote the insular area in the Pacific Ocean east of Maritime Southeast Asia and Australia and west of South America.

There are 14 independent countries and a number of dependent territories.

By far the largest country by area is Australia with 7,692,024 km², followed by Papua New Guinea with 462,840 km².

The smallest independent country in Oceania is the island nation of Nauru with 21 km².

Australia/New Zealand sometimes referred to as Australasia.

New Zealand is a geographically isolated island nation in the southern Pacific, situated about 2,000 km (1,250 mi) southeast of Australia's east coast. 4.7 million people live in New Zealand (in 2019). The country consists of two main islands, known as the North Island (Te Ika-a-Māui), and the South Island (Te Waipounamu).

Melanesia is a region in the western Pacific Ocean to the east and south of New Guinea Island; its northern boundary is the Equator. The area includes the island of New Guinea, the Bismarck Archipelago, four independent countries: Vanuatu, the Solomon Islands, Fiji, and Papua New Guinea, and the French dependency of New Caledonia. Many islands of Melanesia are of volcanic origin and belong to the Pacific Ring of Fire.

Micronesia is a region in the western Pacific Ocean, north of Melanesia and north and west of Polynesia; its southern boundary is largely along the Equator. The area includes the Mariana Islands, the Federated States of Micronesia, the Republic of Palau, the Marshall Islands, and the western portion of the Kiribati archipelago.
In 2019 an estimated 537,000 people live in Micronesia.

The term Polynesia refers to a vast region of the central Pacific Ocean to the east of Micronesia and Melanesia. The ocean section contains the easternmost of the Pacific islands, including New Zealand, the Cook Islands, Hawaii, the Marquesas Islands, Samoa, and French Polynesia.

An estimated 42 million people live in Oceania/Australia; about 0.56 % of the world's population (7.53 billion).

The most populous countries in Oceania are Australia with 25 million people and Papua New Guinea with 8.5 million (in 2019).


Some Facts about... :
- Europe https://youtu.be/EcXmiVG_3GA
- Asia https://youtu.be/1FRk2ugw4oY
- Africa https://youtu.be/5dCfHZEB7iI
- Americas https://youtu.be/tsWYeNhaEGA
- Australia and Oceania https://youtu.be/CO1qUS5Tjvg


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