An orthographic projection of Oceania
Oceania ( OH -s(h)ee-AH -nee-ə, -AY - , OH -shee-A(H)N -ee-ə ) is a geographical region including Australasia , Melanesia , Micronesia , and Polynesia . Outside of the English-speaking world, Oceania is generally considered a continent, while Australia is regarded as an island or a continental landmass contained inside of the larger continent of Oceania. Spanning the Eastern and Western Hemispheres , at the centre of the water hemisphere , Oceania is estimated to have a land area of about 9,000,000 square kilometres (3,500,000 sq mi) and a population of around 44.4 million as of 2022. When compared to the continents (which it is often compared to, not including Australia), Oceania is the smallest in land area and the second-least populated after Antarctica .
Oceania has a diverse mix of economies from the highly developed and globally competitive financial markets of Australia , French Polynesia , Hawaii , New Caledonia , and New Zealand , which rank high in quality of life and Human Development Index , to the much less developed economies of Kiribati , Papua New Guinea , Tuvalu , Vanuatu , and Western New Guinea , while also including medium-sized economies of Pacific islands such as Fiji , Palau , and Tonga . The largest and most populous country in Oceania is Australia, and the largest city is Sydney . Puncak Jaya in Highland Papua , Indonesia , is the highest peak in Oceania at 4,884 m (16,024 ft).
The arrival of European settlers in subsequent centuries resulted in a significant alteration in the social and political landscape of Oceania. The Pacific theatre saw major action during the First World War with the Japanese occupying many German territories. During the Second World War , Allied powers the United States , Philippines (a U.S. Commonwealth at the time) and Australia fought against Axis power Japan across various locations in Oceania. (Full article... )
The Northern Mariana Islands , officially the Commonwealth of the Northern Mariana Islands (CNMI ; Chamorro : Sankattan Siha Na Islas Mariånas ; Carolinian : Commonwealth Téél Falúw kka Efáng llól Marianas ), is an unincorporated territory and commonwealth of the United States consisting of 14 islands in the northwestern Pacific Ocean. The CNMI includes the 14 northernmost islands in the Mariana Archipelago ; the southernmost island, Guam , is a separate U.S. territory. The Northern Mariana Islands were listed by the United Nations as a non-self governing territory until 1990.
During the colonial period, the Northern Marianas were variously under the control of the
Spanish ,
German , and
Japanese empires. After
World War II , the islands were part of the
United Nations trust territories under American administration, before formally joining the United States as a territory in 1986, with their population gaining United States citizenship. (
Full article... )
List of geographic articles
Japanese soldiers, killed while assaulting US Marine positions, lie dead on the sandbar at the mouth of Alligator Creek, Guadalcanal, after the battle on 21 August 1942.
The Battle of the Tenaru , sometimes called the Battle of the Ilu River or the Battle of Alligator Creek , was a land battle between the Imperial Japanese Army and Allied ground forces that took place on 21 August 1942, on the island of Guadalcanal during the Pacific campaign of World War II. The battle was the first major Japanese land offensive during the Guadalcanal campaign .
In the battle,
U.S. Marines , under the overall command of U.S.
Major General Alexander Vandegrift , repulsed an assault by the "First Element" of the "Ichiki" Regiment, under the command of Japanese Colonel
Kiyonao Ichiki . The Marines were defending the Lunga perimeter, which guarded
Henderson Field , which had been captured by the Allies in landings on Guadalcanal on 7 August. Ichiki's unit was sent to Guadalcanal, in response to the Allied landings there, with the mission of recapturing the airfield and driving the Allied forces off the island. (
Full article... )
List of selected articles
The following are images from various Oceania-related articles on Wikipedia.
Image 1 Polynesian (Hawaiian) navigators sailing multi-hulled
canoe , c. 1781 (from
Polynesia )
Image 3 Māori
war canoe drawn after
James Cook 's voyage to New Zealand. (from
Polynesia )
Image 4 Mount Marpi in
Saipan . (from
Micronesia )
Image 5 King
Kamehameha I receiving the Russian naval expedition of
Otto von Kotzebue . Drawing by
Louis Choris in 1816. (from
Polynesia )
Image 6 Painting of
Tahitian Women on the Beach by
Paul Gauguin —
Musée d'Orsay (from
Polynesia )
Image 8 Polynesia is one of three major cultural areas of the
Pacific Ocean islands , along with
Melanesia and
Micronesia . (from
Polynesia )
Image 9 Outline of sovereign (dark orange) and dependent islands (bright orange) (from
Micronesia )
Image 10 Melanesia is one of three major cultural areas of the
Pacific Ocean islands , along with
Micronesia and
Polynesia . (from
Melanesia )
Image 11 A pan flute from
Solomon Islands , 19th century (from
Melanesia )
Image 12 Grinding stones discovered from
archaeology in Samoa (from
Polynesia )
Image 13 A depiction of a royal
heiau (Hawaiian temple) at
Kealakekua Bay , c. 1816 (from
Polynesia )
Image 14 Micronesia is one of three major cultural areas of the
Pacific Ocean islands , along with
Melanesia and
Polynesia . (from
Micronesia )
Image 15 Cook's Bay on
Moorea ,
French Polynesia (from
Polynesia )
Image 16 Outline of sovereign (dark orange) and dependent islands (bright orange) (from
Polynesia )
Image 17 Canoe carving on
Nanumea atoll, Tuvalu (from
Polynesia )
Image 18 German trading station at
Jaluit Atoll with a Marshallese
korkor outrigger canoe in the foreground (from
Micronesia )
Image 19 Polynesia is generally defined as the islands within the
Polynesian Triangle . (from
Polynesia )
Image 20 Beach scenery at
Laura ,
Majuro , Marshall Islands (from
Micronesia )
Image 22 On February 14, 1779, Capt.
James Cook was killed on the island of Hawaii (from
Polynesia )
Image 23 The Polynesian spread of colonization in the Pacific (from
Polynesia )
Image 26 Chamorro people in 1915 (from
Micronesia )
Image 27 Australia's concept of Australasia, which includes Australia, New Zealand and, in this case,
Melanesia (from
Australasia )
Image 28 Moai at Ahu Tongariki on
Rapa Nui (from
Polynesia )
Image 29 The arrival of
Abel Tasman in
Tongatapu , 1643; drawing by
Isaack Gilsemans (from
Polynesia )
Image 30 German New Guinea before and after the German-Spanish treaty of 1899 (from
Micronesia )
Image 31 A common fishing canoe
va'a with outrigger in
Savaiʻi island,
Samoa , 2009 (from
Polynesia )
Image 32 Outline of sovereign (dark orange) and dependent islands (bright orange) (from
Melanesia )
Image 33 Sailors of Melanesia in the
Pacific Ocean , 1846 (from
Melanesia )
Image 34 Map of Melanesia, showing its location within Oceania (from
Melanesia )
Image 35 Chronological dispersal of
Austronesian peoples across the
Indo-Pacific (from
Micronesia )
Image 37 Subregions (
Melanesia ,
Micronesia ,
Polynesia and
Australasia ), as well as sovereign and dependent islands of
Oceania (from
Micronesia )
Image 38 Polynesians with
outrigger canoes at
Waikiki Beach ,
Oahu Island , early 20th century (from
Polynesia )
Image 39 Map showing the migration and expansion of the
Austronesians which began at about 3000 BC from
Taiwan . The Polynesian branch is shown in green. (from
Polynesia )
Image 41 A
Melanesian child from
Vanuatu (from
Melanesia )
Image 42 Aerial view of
Solomon Islands (from
Melanesia )
Image 43 Image of the
Castle Bravo nuclear test, detonated on 1 March 1954, at
Bikini Atoll (from
Micronesia )
Image 44 An illustration of the Cross Spikes Club of the US Navy on
Bikini Atoll , one of several Marshall Islands used for
atomic bomb tests . (from
Micronesia )
Image 45 Languages of Micronesia. (from
Micronesia )
Image 47 Chronological dispersal of
Austronesian peoples across the
Indo-Pacific (from
Melanesia )
Image 48 Cinder plain of
Mount Yasur in
Vanuatu (from
Melanesia )
Image 49 Carving from the ridgepole of a
Māori house, ca 1840 (from
Polynesia )
Image 50 Kili Island is one of the smallest islands in the
Marshall Islands . (from
Micronesia )
Image 51 Subregions (
Melanesia ,
Micronesia , Polynesia, and
Australasia ), as well as sovereign and dependent islands of
Oceania (from
Polynesia )
Image 52 Mokoliʻi Isle near
Oahu ,
Hawaii (from
Polynesia )
Australasia Melanesia Micronesia Polynesia
Adamstown , Pitcairn Islands 6
Alofi , Niue 7
Apia , Samoa
Avarua , Cook Islands 7
Fakaofo , Tokelau 8
Funafuti , Tuvalu
Mata Utu , Wallis and Futuna (de facto)2
Nukuʻalofa , Tonga
Pago Pago , American Samoa 4
Papeete , French Polynesia 2
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