Norwegians constitute both a nation and an ethnic group
Ethnic group
An ethnic group is a group of people whose members identify with each other, through a common heritage, often consisting of a common language, a common culture and/or an ideology that stresses common ancestry or endogamy...

 native to Norway
Norway , officially the Kingdom of Norway, is a Nordic unitary constitutional monarchy whose territory comprises the western portion of the Scandinavian Peninsula, Jan Mayen, and the Arctic archipelago of Svalbard and Bouvet Island. Norway has a total area of and a population of about 4.9 million...

. They share a common culture and speak the Norwegian language
Norwegian language
Norwegian is a North Germanic language spoken primarily in Norway, where it is the official language. Together with Swedish and Danish, Norwegian forms a continuum of more or less mutually intelligible local and regional variants .These Scandinavian languages together with the Faroese language...

. Norwegian people and their descendants
Norwegian diaspora
The Norwegian diaspora consists of Norwegian emigrants and their descendants, especially those that maintain some of the customs of their Norwegian culture...

 are found in migrant communities worldwide, notably in United States
Norwegian American
Norwegian Americans are Americans of Norwegian descent. Norwegian immigrants went to the United States primarily in the later half of the 19th century and the first few decades of the 20th century. There are more than 4.5 million Norwegian Americans according to the most recent U.S. census, and...

, Canada
Norwegian Canadian
Norwegian Canadians are Canadians of Norwegian descent.There are approximately 1.2 million Canadians of Scandinavian descent living in Canada, representing around 3.9% of Canada’s population. In the Canada 2006 Census 432,515 Canadian residents claimed Norwegian ancestry, making up 1.4% of the...

 and Brazil
Brazil , officially the Federative Republic of Brazil , is the largest country in South America. It is the world's fifth largest country, both by geographical area and by population with over 192 million people...

Towards the end of the 3rd millennium BC, Proto-Indo-European speaking
Proto-Indo-European language
The Proto-Indo-European language is the reconstructed common ancestor of the Indo-European languages, spoken by the Proto-Indo-Europeans...

 Battle-Axe peoples migrated to Norway bringing domesticated horses
The horse is one of two extant subspecies of Equus ferus, or the wild horse. It is a single-hooved mammal belonging to the taxonomic family Equidae. The horse has evolved over the past 45 to 55 million years from a small multi-toed creature into the large, single-toed animal of today...

, agriculture
Agriculture is the cultivation of animals, plants, fungi and other life forms for food, fiber, and other products used to sustain life. Agriculture was the key implement in the rise of sedentary human civilization, whereby farming of domesticated species created food surpluses that nurtured the...

, cattle
Cattle are the most common type of large domesticated ungulates. They are a prominent modern member of the subfamily Bovinae, are the most widespread species of the genus Bos, and are most commonly classified collectively as Bos primigenius...

 and wheel technology
A wheel is a device that allows heavy objects to be moved easily through rotating on an axle through its center, facilitating movement or transportation while supporting a load, or performing labor in machines. Common examples found in transport applications. A wheel, together with an axle,...

 to the region.

During the Viking age
Viking Age
Viking Age is the term for the period in European history, especially Northern European and Scandinavian history, spanning the late 8th to 11th centuries. Scandinavian Vikings explored Europe by its oceans and rivers through trade and warfare. The Vikings also reached Iceland, Greenland,...

, Harald Fairhair
Harald I of Norway
Harald Fairhair or Harald Finehair , , son of Halfdan the Black, was the first king of Norway.-Background:Little is known of the historical Harald...

Unification of Norway
The unification of Norway into a single kingdom took place in 872 AD, during the Viking Age.By the time of the first historical records of these events, about the 700s AD, Norway was divided into several petty kingdoms...

 the Norse
Norsemen is used to refer to the group of people as a whole who spoke what is now called the Old Norse language belonging to the North Germanic branch of Indo-European languages, especially Norwegian, Icelandic, Faroese, Swedish and Danish in their earlier forms.The meaning of Norseman was "people...

 petty kingdom
Petty kingdom
A petty kingdom is one of a number of small kingdoms, described as minor or "petty" by contrast to an empire or unified kingdom that either preceded or succeeded it...

s after being victorious at the The Battle of Hafrsfjord
Battle of Hafrsfjord
The Battle of Hafrsfjord has traditionally been regarded as the battle in which western Norway for the first time was unified under one monarch.The national monument of Haraldshaugen was raised in 1872, to commemorate the Battle of Hafrsfjord...

 in the 880s.