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First-order subdivisions

1,726 articles

Northern Savonia

Northern Savonia (Pohjois-Savo, Norra Savolax) is a region of eastern Finland around Kuopio, with 19 municipalities, about 248,000 residents, lake-district geography, and machine, forest, and food industries.

Northern State (Sudan)

Northern State (El-Shemaliya), Sudan's northernmost and largest state by area, borders Egypt, Libya, and Chad; sparsely populated Nile Valley with Merowe Dam, Karima, gold mining, and wartime drone attacks.

Northern Territory

The Northern Territory (NT) is Australia's internal self-governing territory, granted self-government on 1 July 1978. Mining dominates its economy, government services dominate employment, and a 1998 statehood referendum failed.

Northern Transylvania

Northern Transylvania (Transilvania de Nord, Észak-Erdély) is the territory of about 43,492 km2 that the Second Vienna Award of 1940 transferred from Romania to Hungary, until it was returned to Romania in 1944.

Northern, Fiji

Northern Division, Fiji: one of Fiji's four administrative divisions, covering Vanua Levu and nearby islands through the provinces of Bua, Cakaudrove, and Macuata, with its capital at Labasa; about 131,914 people at the 2017 census.

Northwest Region (Cameroon)

Northwest Region of Cameroon: English-speaking region with capital Bamenda, special status under Law 2019/24, bicameral Regional Assembly with House of Chiefs, Regional Executive Council, agriculture-based economy, and separatist conflict since 2017.

Northwest Territories

Northwest Territories (Territoires du Nord-Ouest): Canadian territory created July 15, 1870, capital Yellowknife, area 1,346,106 km2, population about 45,900 in 33 communities, 11 official languages, consensus government, Nunavut split off in 1999, land and resource devolution in 2014.

Nouvelle-Aquitaine

Nouvelle-Aquitaine is a French administrative region created 4 January 2016 from Aquitaine, Limousin, and Poitou-Charentes, with chef-lieu Bordeaux. France's largest region by area (about 84,000 km²), 12 departments, 6,150,451 inhabitants in 2023, third most populous.

Novgorod Oblast

Novgorod Oblast (Новгородская область) is a federal subject of Russia in the northwest, whose administrative center is Veliky Novgorod; it was formed on 5 July 1944.

Novogrudok Voivodeship

Novogrudok Voivodeship (województwo nowogródzkie) was an administrative division of the Grand Duchy of Lithuania, established in 1507 with its seat at Nowogródek and lasting until 1795.

Novorossiya (Новороссия)

Novorossiya (Новороссия, New Russia): historical name for the Black Sea territories of the Russian Empire's 1764–1802 governorate, revived by Putin in 2014 as a project to annex eight southern and eastern Ukrainian oblasts, which failed, and restated as a war aim after 2022.

Novosibirsk Oblast

Novosibirsk Oblast (Новосибирская область), a Russian federal subject in the southeast West Siberian Plain formed 28 September 1937 from West Siberian Krai; capital Novosibirsk, area 177.8 thousand km², population about 2.79 million, borders Kazakhstan.

Nueva Ecija

Nueva Ecija: landlocked Central Luzon province, Philippines, the 'Rice Granary of the Philippines'. Capital Palayan City; largest city Cabanatuan. 2,395,816 people (2024), 5 cities, 27 municipalities, 5,689.69 km².

Nueva Esparta

Nueva Esparta is Venezuela's only island state, formed by Margarita, Coche, and Cubagua in the Caribbean, capital La Asunción, 1,150 km², semi-arid, tourism and fishing economy, chronic water shortages supplied by submarine aqueduct from the mainland.

Nueva Vizcaya

Nueva Vizcaya, a landlocked first-class province in Cagayan Valley, Philippines, capital Bayombong; created 1839, named after Spain's Biscay; 15 municipalities, 530,106 people (2024), PhP 67.24 billion GDP in 2025.

Nuevo León

Nuevo León: northeastern Mexican state, capital Monterrey, 51 municipalities, statehood 7 May 1824, population 5,784,442 (2020); industrial economy, manufacturing-led exports, and a 2022 water crisis.

Nuevo Santander

Nuevo Santander was a Spanish colonial province of New Spain founded in 1748 by José de Escandón, comprising the present Mexican state of Tamaulipas and part of Texas.

Nyamira

Nyamira is a county in western Kenya, one of 47 devolved counties, in the Gusii highlands. Its 897.3 km², four constituencies, 20 wards, tea-based farm economy and Governor Amos Nyaribo distinguish it.

Nyandarua

Nyandarua County is one of the 47 counties of Kenya, located in the former Central Province with its headquarters at Ol Kalou, and ranks first nationally in Irish potato production.

O'Higgins Region

O'Higgins Region (Región del Libertador General Bernardo O'Higgins), a central Chilean region created in 1974 with capital Rancagua; 16,387 km², three provinces, 33 comunas, about 987,000 people (2024 census), economy based on agriculture, manufacturing, and El Teniente copper mining.

Oblast

An oblast (Russian: область) is a first-level administrative division in Russia and Ukraine and other post-Soviet states, typically translated as region; Russia's oblasts are equal subjects of the Federation, and Ukraine has 24.

Oblast Pleven

Oblast Pleven (Област Плевен), a province of northern Bulgaria, NUTS 3 code BG314, capital Pleven; 212,890 people (2025), 4,653 sq km, 11 municipalities, Danube border, site of the 1877 Siege of Pleven.

Oblast Veliko Tarnovo

Oblast Veliko Tarnovo, also known as Veliko Tarnovo Province, is one of Bulgaria's 28 districts in Central Northern Bulgaria, centered on the city of Veliko Tarnovo.

Oblasts of Ukraine

Oblasts of Ukraine: the 24 first-level regions named in Article 133 of the 1996 Constitution, alongside Crimea and Kyiv and Sevastopol; created from 1932, reformed in 2020 (136 raions, 1,469 hromadas), governed by elected councils and presidentially appointed governors.

Occidental Mindoro

Occidental Mindoro, a Philippine province in MIMAROPA occupying western Mindoro Island, capital Mamburao, created 1950 by Republic Act No. 505; 11 municipalities, land area 5,879.85 sq km, population 511,417 (2024 census).

Occitania (administrative region)

Occitania (Occitanie), French administrative region created 1 January 2016 from Languedoc-Roussillon and Midi-Pyrénées, capital Toulouse; 13 departments, 72,724 km², about 6.2 million people, France's fastest-growing metropolitan region after Corsica.

Odesa Oblast (Одеська область)

Odesa Oblast (Одеська область) is Ukraine's extreme-southwestern coastal oblast, bordering Romania and Moldova, area 33,310 km², center Odesa, 7 raions, major Black Sea ports under wartime attack.

Odisha (ଓଡ଼ିଶା)

Odisha (ଓଡ଼ିଶା), formerly Orissa, is an eastern Indian state on the Bay of Bengal with capital Bhubaneswar, 30 districts, 155,707 sq km area, ancient Kalinga heritage, and an industry-led economy.

Ogun State

Ogun State, southwestern Nigeria, the Gateway State created 3 February 1976 from the old Western State; predominantly Yoruba, Nigeria's second-most industrialized state, with agriculture employing about 70 percent of its labor force.

Oise

Oise, department 60 in Hauts-de-France, France; created 27 June 1790 from Île-de-France and Picardie lands, named for the Oise river, prefecture Beauvais, 5,860 km², 679 communes, about 829,900 inhabitants.