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Harald "Bluetooth" Gormsson ( non, Haraldr Blátǫnn Gormsson; da, Harald Blåtand Gormsen, died c. 985/86) was a king of
Denmark ) , song = ( en, "King Christian stood by the lofty mast") , song_type = National and royal anthem , image_map = EU-Denmark.svg , map_caption = , subdivision_type = Sovereign state , subdivision_name = Danish Realm, Kingdom of Denmark ...
and
Norway Norway, officially the Kingdom of Norway, is a Nordic country in Northern Europe, the mainland territory of which comprises the western and northernmost portion of the Scandinavian Peninsula. The remote Arctic island of Jan Mayen and t ...
. He was the son of King
Gorm the Old Gorm the Old ( da, Gorm den Gamle; non, Gormr gamli; la, Gormus Senex), also called Gorm the Languid ( da, Gorm Løge, Gorm den Dvaske), was ruler of Denmark, reigning from to his death or a few years later.Lund, N. (2020), p. 147
and of
Thyra Thyra, also known as Thorvi or Thyre, was a Danish queen, spouse of King Gorm the Old of Denmark, the first historically recognized King of Denmark, who reigned from to his death .
Dannebod. Harald ruled as
king of Denmark The monarchy of Denmark is a constitutional political system, institution and a historic office of the Kingdom of Denmark. The Kingdom includes Denmark proper and the autonomous administrative division, autonomous territories of the Faroe ...
from c. 958 – c. 986. Harald introduced Christianity to Denmark and consolidated his rule over most of
Jutland Jutland ( da, Jylland ; german: Jütland ; ang, Ēota land ), known anciently as the Cimbric or Cimbrian Peninsula ( la, Cimbricus Chersonesus; da, den Kimbriske Halvø, links=no or ; german: Kimbrische Halbinsel, links=no), is a peninsula of ...
and
Zealand Zealand ( da, Sjælland ) at 7,031 km2 is the largest and most populous island in Denmark proper (thus excluding Greenland and Disko Island, which are larger in size). Zealand had a population of 2,319,705 on 1 January 2020. It is the 1 ...
. Harald's rule as
king of Norway The Norwegian monarch is the head of state of Norway, which is a constitutional and hereditary monarchy with a parliamentary system. The Norwegian monarchy can trace its line back to the reign of Harald Fairhair and the previous petty kingdoms ...
following the assassination of King
Harald Greycloak Harald Greycloak (Old Norse: ''Haraldr gráfeldr'', lit. "Harald Grey-hide"; Norwegian: ; Danish: ; c. 935 – c. 970) was a king of Norway from the Fairhair dynasty. Harald acquired his nickname "Gray-hide" after an encounter with the crew of a ...
of Norway was more tenuous, most likely lasting for no more than a few years in the 970s. Some sources say his son
Sweyn Forkbeard Sweyn Forkbeard ( non, Sveinn Haraldsson tjúguskegg ; da, Svend Tveskæg; 17 April 963 – 3 February 1014) was King of Denmark from 986 to 1014, also at times King of the English and King of Norway. He was the father of King Harald II of D ...
forcibly deposed him from his Danish throne before his death.


Name

Harald's name is written as
runic Runes are the letters in a set of related alphabets known as runic alphabets native to the Germanic peoples. Runes were used to write various Germanic languages (with some exceptions) before they adopted the Latin alphabet, and for specialised ...
''haraltr : kunukʀ'' (ᚼᛅᚱᛅᛚᛏᚱ ᛬ ᚴᚢᚾᚢᚴᛦ) in the
Jelling stone The Jelling stones ( da, Jellingstenene) are massive carved runestones from the 10th century, found at the town of Jelling in Denmark. The older of the two Jelling stones was raised by King Gorm the Old in memory of his wife Thyra. The larger ...
inscription. In normalized
Old Norse Old Norse, Old Nordic, or Old Scandinavian, is a stage of development of North Germanic languages, North Germanic dialects before their final divergence into separate Nordic languages. Old Norse was spoken by inhabitants of Scandinavia and t ...
, this would correspond to ''Haraldr konungr'', i.e. "Harald
king King is the title given to a male monarch in a variety of contexts. The female equivalent is queen, which title is also given to the consort of a king. *In the context of prehistory, antiquity and contemporary indigenous peoples, the tit ...
". The Latinized name as given in the medieval
Danish chronicles Danish Chronicles, annals and historical works from antiquity to medieval times. These books / writings (and others) form the bases of knowledge for early Danish history. Chronicles and historical works * Brevis Historia Regum Dacie (Sven Ag ...
is ''Haraldus Gormonis filius'' (Harald, Gorm's son). The given name ''Haraldr'' (also ''Haralldr'') is the equivalent of Old English '' Hereweald'', Old High German ''Heriwald'', from ''hari'' "army" and ''wald-'' "rule". Harald's name is also inscribed on the so-called Curmsun disc, rediscovered in 2014 (but part of a Viking hoard previously discovered in 1841 in the crypt of the Groß-Weckow village church in
Pomerania Pomerania ( pl, Pomorze; german: Pommern; Kashubian: ''Pòmòrskô''; sv, Pommern) is a historical region on the southern shore of the Baltic Sea in Central Europe, split between Poland and Germany. The western part of Pomerania belongs to ...
, close to the Viking Age stronghold of
Jomsborg Jomsborg or Jómsborg (german: Jomsburg) was a semi-legendary Viking stronghold at the southern coast of the Baltic Sea (medieval Wendland, modern Pomerania), that existed between the 960s and 1043. Its inhabitants were known as Jomsvikings. Jom ...
), as ''+ARALD CVRMSVN + REX AD TANER + SCON + JVMN + CIV ALDIN'', i.e. "Harald Gormson, king of
Danes Danes ( da, danskere, ) are a North Germanic ethnic group and nationality native to Denmark and a modern nation identified with the country of Denmark. This connection may be ancestral, legal, historical, or cultural. Danes generally regard t ...
,
Scania Scania, also known by its native name of Skåne (, ), is the southernmost of the historical provinces of Sweden, provinces (''landskap'') of Sweden. Located in the south tip of the geographical region of Götaland, the province is roughly conte ...
,
Jumne Wolin ( Polish pronouciation: ; formerly german: Wollin) is a town in northwestern Poland, situated on the southern tip of the Wolin island off the Baltic coast of the historic region of Western Pomerania. The island lies at the edge of the strait ...
, n". The first documented appearance of Harald's nickname "Bluetooth" (as ''blatan''; Old Norse ''*blátǫnn'') is in the ''
Chronicon Roskildense ''Chronicon Roskildense'' (Danish: ''Roskildekrøniken'' English: ''Roskilde Chronicle'') is a small Danish historical work, written in Latin. It is one of the oldest known attempts to write a coherent account of Danish history by a Danish aut ...
'' (written ca. 1140), alongside the alternative nickname ''Clac Harald''. ''Clac Harald'' appears to be a conflation of Harald Bluetooth with the legendary or semi-legendary
Harald Klak Harald 'Klak' Halfdansson (c. 785 – c. 852) was a king in Jutland (and possibly other parts of Denmark) around 812–814 and again from 819–827."Carolingian Chronicles: Royal Frankish Annals and Nithard's Histories" (1970), translation by Bernh ...
, son of
Halfdan Halfdan (, ang, Healfdene, Medieval : "half Dane") was a late 5th and early 6th century legendary Danish king of the Scylding (Skjöldung) lineage, the son of king named Fróði in many accounts, noted mainly as the father to the two kings who ...
. The byname is given as ''Blachtent'' and explicitly glossed as "bluish or black tooth" (''dens lividus vel niger'') in a
chronicle A chronicle ( la, chronica, from Greek ''chroniká'', from , ''chrónos'' – "time") is a historical account of events arranged in chronological order, as in a timeline. Typically, equal weight is given for historically important events and lo ...
of the late 12th century, ''Wilhelmi abbatis regum Danorum genealogia''. The traditional explanation is that Harald must have had a conspicuous bad tooth that appeared "blue" (i.e. "black", as '' blár'' "blue" meant "blue-black", or "dark-coloured"). Another explanation, proposed by Scocozza (1997), is that he was called "blue
thane Thane (; also known as Thana, the official name until 1996) is a metropolitan city in Maharashtra, India. It is situated in the north-eastern portion of the Salsette Island. Thane city is entirely within Thane taluka, one of the seven talukas ...
" (or "dark thane") in England (with Anglo-Saxon ''thegn'' corrupted to ''tan'' when the name came back into Old Norse).


Reign

During his reign, Harald oversaw the reconstruction of the Jelling runic stones, and numerous other public works. The most famous is fortifying the fortress of Aros (nowadays
Aarhus Aarhus (, , ; officially spelled Århus from 1948 until 1 January 2011) is the second-largest city in Denmark and the seat of Aarhus Municipality. It is located on the eastern shore of Jutland in the Kattegat sea and approximately northwest ...
) which was situated in a central position in his kingdom in the year 979. Some believe these projects were a way for him to consolidate economic and military control of his country and the main city. Ring forts were built in five strategic locations with Aarhus perfectly in the middle:
Trelleborg Trelleborg () is a town in Skåne County, Sweden, with 43,359 inhabitants as of December 31, 2015. It is the southernmost town in Sweden located some west from the southernmost point of Sweden and the Scandinavian peninsula. It is one of the mo ...
on
Zealand Zealand ( da, Sjælland ) at 7,031 km2 is the largest and most populous island in Denmark proper (thus excluding Greenland and Disko Island, which are larger in size). Zealand had a population of 2,319,705 on 1 January 2020. It is the 1 ...
, Borrering in eastern Zealand (the inner construction of this fort is still yet to be established),
Nonnebakken Nonnebakken (literally, "The Nun Hill") is a hill in Odense, Denmark. It is the site of one of Denmark's six former Viking ring castles, built during the reign of Sweyn Forkbeard, who had forced his father Harold Bluetooth to leave the country a ...
on
Funen Funen ( da, Fyn, ), with an area of , is the third-largest island of Denmark, after Zealand and Vendsyssel-Thy. It is the 165th-largest island in the world. It is located in the central part of the country and has a population of 469,947 as of ...
,
Fyrkat Fyrkat is a former Viking ring castle in Denmark, dating from c. 980 AD. It is located near the town of Hobro, some distance from the present end of the Mariager Fjord in Northern Jutland. The fortress is built on a narrow piece of land, with a s ...
in
Himmerland Himmerland is a peninsula in northeastern Jutland, Denmark. It is delimited to the north and the west by the Limfjord, to the east by the Kattegat, and to the south by the Mariager Fjord. The largest city is Aalborg; smaller towns include Hobro, ...
(northern
Jutland Jutland ( da, Jylland ; german: Jütland ; ang, Ēota land ), known anciently as the Cimbric or Cimbrian Peninsula ( la, Cimbricus Chersonesus; da, den Kimbriske Halvø, links=no or ; german: Kimbrische Halbinsel, links=no), is a peninsula of ...
) and
Aggersborg Aggersborg is the largest of Denmark's former Viking ring fortress, and one of the largest archaeological sites in Denmark. It is located near Aggersund on the north side of the Limfjord. It consists of a circular rampart surrounded by a ditch. F ...
near
Limfjord The Limfjord (Danish language, common Danish: ''Limfjorden'' , in north Jutlandish dialect: ''Æ Limfjord'') is a shallow part of the sea, located in Denmark where it has been regarded as a fjord ever since Viking Age, Viking times. However, i ...
. All five fortresses had similar designs: ''"perfectly circular with gates opening to the four corners of the earth, and a courtyard divided into four areas which held large houses set in a square pattern."'' A sixth ''Trelleborg'' of similar design, located at Borgeby, in Scania, has been dated to about 1000 and may have been built by King Harald and a second fort named Trelleborg is located near the modern town of
Trelleborg Trelleborg () is a town in Skåne County, Sweden, with 43,359 inhabitants as of December 31, 2015. It is the southernmost town in Sweden located some west from the southernmost point of Sweden and the Scandinavian peninsula. It is one of the mo ...
in Scania in present-day Sweden, but is of older date and thus pre-dates the reign of Harald Bluetooth. He constructed the oldest known bridge in southern Scandinavia, the wide and long
Ravning Bridge The Ravning Bridge (Danish: ''Ravningbroen'') was a former 760 m long timber bridge, built in Denmark in the 10th century during the Viking Age. Located 10 km south of Jelling near the village of Ravning, it crossed the meadows of Ravning E ...
at Ravning meadows. While quiet prevailed throughout the interior, he turned his energies to foreign enterprises. He came to the help of
Richard the Fearless Richard I (28 August 932 – 20 November 996), also known as Richard the Fearless (French: ''Richard Sans-Peur''; Old Norse: ''Jarl Rikard''), was the count of Rouen from 942 to 996.Detlev Schwennicke, ''Europäische Stammtafeln, Europäische S ...
of Normandy in 945 and 963, while his son conquered Samland, and after the assassination of King
Harald Greycloak Harald Greycloak (Old Norse: ''Haraldr gráfeldr'', lit. "Harald Grey-hide"; Norwegian: ; Danish: ; c. 935 – c. 970) was a king of Norway from the Fairhair dynasty. Harald acquired his nickname "Gray-hide" after an encounter with the crew of a ...
of Norway, managed to force the people of that country into temporary subjugation to himself. The
Norse saga is a series of science fantasy role-playing video games by Square Enix. The series originated on the Game Boy in 1989 as the creation of Akitoshi Kawazu at Square. It has since continued across multiple platforms, from the Super NES to the Play ...
s present Harald in a rather negative light. He was forced twice to submit to the renegade Swedish prince
Styrbjörn the Strong Styrbjörn the Strong ( non, Styrbjǫrn Sterki ; died about 985) according to late Norse sagas was a son of the Swedish king Olof, and a nephew of Olof's co-ruler and successor Eric the Victorious, who defeated and killed Styrbjörn at the Battle ...
of the
Jomsvikings The Jomsvikings were purportedly a legendary order of Viking mercenaries or conquerors of the 10th and 11th centuries. Though reputed to be staunchly dedicated to the worship of the Old Norse gods, they would allegedly fight for any lord who ...
- first by giving Styrbjörn a fleet and his daughter
Thyra Thyra, also known as Thorvi or Thyre, was a Danish queen, spouse of King Gorm the Old of Denmark, the first historically recognized King of Denmark, who reigned from to his death .
, the second time by giving up himself as hostage, along with yet another fleet. When Styrbjörn brought this fleet to
Uppsala Uppsala (, or all ending in , ; archaically spelled ''Upsala'') is the county seat of Uppsala County and the List of urban areas in Sweden by population, fourth-largest city in Sweden, after Stockholm, Gothenburg, and Malmö. It had 177,074 inha ...
to claim the throne of Sweden, Harald broke his oath and fled with his Danes to avoid facing the Swedish army at the
Battle of Fýrisvellir The Battle of Fýrisvellir was fought in the 980s on the plain called Fýrisvellir, where modern Uppsala is situated, between King Eric the Victorious and an invading force. According to Norse sagas, this force was led by his nephew Styrbjörn ...
. In the wake of
Otto I Otto I (23 November 912 – 7 May 973), traditionally known as Otto the Great (german: Otto der Große, it, Ottone il Grande), was East Francia, East Frankish king from 936 and Holy Roman Emperor from 962 until his death in 973. He was the olde ...
's death, Harald attacked Saxony in 973.
Otto II Otto II (955 – 7 December 983), called the Red (''der Rote''), was Holy Roman Emperor from 973 until his death in 983. A member of the Ottonian dynasty, Otto II was the youngest and sole surviving son of Otto the Great and Adelaide of Italy. ...
counter-attacked Harald in 974, conquering Haithabu, Dannevirke and possibly large parts of Jutland. Harald regained some of the seized territory in 983 when Otto II was defeated by the Saracens. As a consequence of Harald's army having lost to the Germans at the
Danevirke The Danevirke or Danework (modern Danish spelling: ''Dannevirke''; in Old Norse; ''Danavirki'', in German; ''Danewerk'', literally meaning '' earthwork of the Danes'') is a system of Danish fortifications in Schleswig-Holstein, Germany. This his ...
in 974, he no longer had control of Norway, and Germans settled back into the border area between Scandinavia and Germany. They were driven out of Denmark in 983 by an alliance of
Obodrite The Obotrites ( la, Obotriti, Abodritorum, Abodritos…) or Obodrites, also spelled Abodrites (german: Abodriten), were a confederation of medieval West Slavic tribes within the territory of modern Mecklenburg and Holstein in northern Germany ( ...
soldiers and troops loyal to Harald, but soon after, Harald was killed fighting off a rebellion led by his son Sweyn. He is believed to have died in 986, although several accounts claim 985 as his year of death. According to
Adam of Bremen Adam of Bremen ( la, Adamus Bremensis; german: Adam von Bremen) (before 1050 – 12 October 1081/1085) was a German medieval chronicler. He lived and worked in the second half of the eleventh century. Adam is most famous for his chronicle ''Gesta ...
he died in Jumne/
Jomsborg Jomsborg or Jómsborg (german: Jomsburg) was a semi-legendary Viking stronghold at the southern coast of the Baltic Sea (medieval Wendland, modern Pomerania), that existed between the 960s and 1043. Its inhabitants were known as Jomsvikings. Jom ...
from his wounds.Rosborn, Sven (2015) ''A unique object from Harald Bluetooth´s time?'' Malmö: Pilemedia, pp. 4–5
www.academia.edu
His body was brought back to the Trinity Church in Roskilde where he was buried. The Curmsun Disc, found in Groß-Weckow,
Pomerania Pomerania ( pl, Pomorze; german: Pommern; Kashubian: ''Pòmòrskô''; sv, Pommern) is a historical region on the southern shore of the Baltic Sea in Central Europe, split between Poland and Germany. The western part of Pomerania belongs to ...
, (after 1945 Wiejkowo) is inscribed with "ARALD CVRMSVN" (Harald Gormson), calling him, in abbreviated Latin, "king of Danes, Scania,
Jomsborg Jomsborg or Jómsborg (german: Jomsburg) was a semi-legendary Viking stronghold at the southern coast of the Baltic Sea (medieval Wendland, modern Pomerania), that existed between the 960s and 1043. Its inhabitants were known as Jomsvikings. Jom ...
, town of Aldinburg". Based on this, Swedish archaeologist Sven Rosborn has proposed that Harald is buried at the church there, close to Jomsborg, in what is now Poland. From 1835 to 1977, it was wrongly believed that Harald ordered the death of the
Haraldskær Woman The Haraldskær Woman (or Haraldskjaer Woman) is the name given to a bog body of a woman preserved in a bog in Jutland, Denmark, and dating from about 490 BC (pre-Roman Iron Age). Workers found the body in 1835 while excavating peat on the Harald ...
, a
bog body A bog body is a human cadaver that has been naturally mummified in a peat bog. Such bodies, sometimes known as bog people, are both geographically and chronologically widespread, having been dated to between and the Second World War. Fischer 199 ...
previously thought to be
Gunnhild, Mother of Kings Gunnhildr konungamóðir (''mother of kings'') or Gunnhildr Gormsdóttir, whose name is often Anglicised as Gunnhild (c. 910  –  c. 980) is a quasi-historical figure who appears in the Icelandic Sagas, according to which she was ...
until
radiocarbon dating Radiocarbon dating (also referred to as carbon dating or carbon-14 dating) is a method for determining the age of an object containing organic material by using the properties of radiocarbon, a radioactive isotope of carbon. The method was dev ...
proved otherwise. The Hiddensee treasure, a large trove of gold objects, was found in 1873 on the German island of
Hiddensee Hiddensee () is a car-free island in the Baltic Sea, located west of Germany's largest island, Rügen, on the German coast. The island has about 1,000 inhabitants. It was a holiday destination for East German tourists during German Democratic ...
in the Baltic Sea. It is believed that these objects belonged to Harald's family. Harald introduced the first nationwide coinage in Denmark.


Conversion to Christianity

King Harald Bluetooth's
conversion to Christianity Conversion to Christianity is the religious conversion of a previously non-Christian person to Christianity. Different Christian denominations may perform various different kinds of rituals or ceremonies initiation into their community of believ ...
is a contested bit of history, not least because medieval writers such as
Widukind of Corvey Widukind of Corvey (c. 925after 973) was a medieval Saxon chronicler. His three-volume ''Res gestae Saxonicae sive annalium libri tres'' is an important chronicle of 10th-century Germany during the rule of the Ottonian dynasty. Life In view of ...
and
Adam of Bremen Adam of Bremen ( la, Adamus Bremensis; german: Adam von Bremen) (before 1050 – 12 October 1081/1085) was a German medieval chronicler. He lived and worked in the second half of the eleventh century. Adam is most famous for his chronicle ''Gesta ...
give conflicting accounts of how it came about. Widukind of Corvey, writing during the lives of King Harald and
Otto I Otto I (23 November 912 – 7 May 973), traditionally known as Otto the Great (german: Otto der Große, it, Ottone il Grande), was East Francia, East Frankish king from 936 and Holy Roman Emperor from 962 until his death in 973. He was the olde ...
(ruled 962 – 973), claims that Harald was converted by a "cleric by the name of Poppa" who, when asked by Harald to prove his faith in Christ, carried a "great weight" of iron heated by a fire without being burned. According to 12th-century Danish historian
Saxo Grammaticus Saxo Grammaticus (c. 1150 – c. 1220), also known as Saxo cognomine Longus, was a Danish historian, theologian and author. He is thought to have been a clerk or secretary to Absalon, Archbishop of Lund, the main advisor to Valdemar I of Denmark. ...
in his work ''
Gesta Danorum ''Gesta Danorum'' ("Deeds of the Danes") is a patriotic work of Danish history, by the 12th-century author Saxo Grammaticus ("Saxo the Literate", literally "the Grammarian"). It is the most ambitious literary undertaking of medieval Denmark an ...
'', Poppo performed his miracle for Harald's son
Sweyn Forkbeard Sweyn Forkbeard ( non, Sveinn Haraldsson tjúguskegg ; da, Svend Tveskæg; 17 April 963 – 3 February 1014) was King of Denmark from 986 to 1014, also at times King of the English and King of Norway. He was the father of King Harald II of D ...
after Sweyn had second thoughts about his own baptism. Harald himself converted to Catholicism after a peace agreement with the Holy Roman Emperor (either Otto I or II). Adam of Bremen, writing 100 years after King Harald's death in "History of the Archbishops of Hamburg-Bremen", finished in 1076, describes Harald being forcibly converted by
Otto I Otto I (23 November 912 – 7 May 973), traditionally known as Otto the Great (german: Otto der Große, it, Ottone il Grande), was East Francia, East Frankish king from 936 and Holy Roman Emperor from 962 until his death in 973. He was the olde ...
, after a defeat in battle.Adam of Bremen,
History of the Archbishops of Hamburg-Bremen
', trans. Francis J. Tschan (New York, 2002), pp. 55–57.
However, Widukind does not mention such an event in his contemporary ''
Res gestae saxonicae sive annalium libri tres The ''Deeds of the Saxons, or Three Books of Annals'' ( la, Res gestae Saxonicae sive annalium libri tres) is a three-volume chronicle of 10th century Germany written by Widukind of Corvey. Widukind, proud of his people and history, begins his chr ...
'' or ''Deeds of the Saxons''. Some 250 years after the event, the ''
Heimskringla ''Heimskringla'' () is the best known of the Old Norse kings' sagas. It was written in Old Norse in Iceland by the poet and historian Snorre Sturlason (1178/79–1241) 1230. The name ''Heimskringla'' was first used in the 17th century, derived ...
'' relates that Harald was converted with Earl Haakon, by
Otto II Otto II (955 – 7 December 983), called the Red (''der Rote''), was Holy Roman Emperor from 973 until his death in 983. A member of the Ottonian dynasty, Otto II was the youngest and sole surviving son of Otto the Great and Adelaide of Italy. ...
(ruled 973 – 983). A cleric named Poppa, perhaps the same one, also appears in Adam of Bremen's history, but in connection with Eric of Sweden, who had supposedly conquered Denmark (the fact that Eric conquered Denmark during the realm of Sweyn Forkbeard is explained by Saxo as a punishment of Sweyn's
apostasy Apostasy (; grc-gre, ἀποστασία , 'a defection or revolt') is the formal disaffiliation from, abandonment of, or renunciation of a religion by a person. It can also be defined within the broader context of embracing an opinion that i ...
). The story of this otherwise unknown Poppo or Poppa's miracle and baptism of Harald is also depicted on the gilded altar piece in the Church of Tamdrup in Denmark (see image at top of this article). The altar itself dates to about 1200. Adam of Bremen's claim regarding Otto I and Harald appears to have been inspired by an attempt to manufacture a historical reason for the archbishops of Hamburg-Bremen to claim jurisdiction over Denmark (and thus the rest of Scandinavia); in the 1070s, the Danish king was in Rome asking for Denmark to have its own arch-bishop, and Adam's account of Harald's supposed conversion (and baptism of both him and his "little son"
Sweyn Sweyn is a Scandinavian masculine given name which may refer to: Kings: * Sweyn Forkbeard (960–1014), King of Denmark, England, and Norway as Sweyn I * Sweyn or Svein Knutsson (c. 1016–1035), King of Norway as Sweyn II * Sweyn II of Denmark (10 ...
, with Otto serving as Sweyn's godfather) is followed by the unambiguous claim that "At that time Denmark on this side of the sea, which is called Jutland by the inhabitants, was divided into three dioceses and subjected to the bishopric of Hamburg." As noted above, Harald's father,
Gorm the Old Gorm the Old ( da, Gorm den Gamle; non, Gormr gamli; la, Gormus Senex), also called Gorm the Languid ( da, Gorm Løge, Gorm den Dvaske), was ruler of Denmark, reigning from to his death or a few years later.Lund, N. (2020), p. 147
, had died in 958, and had been buried in a mound with many goods, after the pagan practice. The mound itself was from c. 500 BCE, but Harald had it built higher over his father's grave, and added a second mound to the south. Mound-building was a newly revived custom in the 10th century, perceivably as an "appeal to old traditions in the face of Christian customs spreading from Denmark's southern neighbors, the Germans." After his conversion, around the 960s, Harald had his father's body reburied in the church next to the now empty mound. He had the Jelling stones erected to honour his parents. The ''
Encyclopædia Britannica The (Latin for "British Encyclopædia") is a general knowledge English-language encyclopaedia. It is published by Encyclopædia Britannica, Inc.; the company has existed since the 18th century, although it has changed ownership various time ...
'' considers the runic inscriptions as the best-known in Denmark. The biography of Harald Bluetooth is summed up by this runic inscription from the Jelling stones: Harald undoubtedly professed Christianity at that time and contributed to its growth, but with limited success in Denmark and Norway.


Marriages and children

Spouses: # Gunhild # Thora (Tova) the daughter of
Mistivir Mstivoj (925? - 995) was an Obodrite prince (''princeps Winulorum'') from 965 or 967 until his death. He inherited his position along with his brother Mstidrag from their father Nako in an unknown year. Name Mstiwoj is an old Slavic name popular ...
in 970. She raised the
Sønder Vissing Runestone Sønder Vissing I or DR 55 is a runestone located in the church of Sønder Vissing in eastern Jutland, Denmark. Sønder Vissing is a small settlement located in Horsens municipality approximately south of Silkeborg, west of Skanderborg and nort ...
after her mother. # Gyrid Olafsdottir Children: * Tyra of Denmark, married
Styrbjörn the Strong Styrbjörn the Strong ( non, Styrbjǫrn Sterki ; died about 985) according to late Norse sagas was a son of the Swedish king Olof, and a nephew of Olof's co-ruler and successor Eric the Victorious, who defeated and killed Styrbjörn at the Battle ...
. *
Sweyn Forkbeard Sweyn Forkbeard ( non, Sveinn Haraldsson tjúguskegg ; da, Svend Tveskæg; 17 April 963 – 3 February 1014) was King of Denmark from 986 to 1014, also at times King of the English and King of Norway. He was the father of King Harald II of D ...
. Born about 960. Usually given as the son of Harald and Gunhild, though it is said in some of the older sagas that he was an illegitimate son. *Haakon. Born in 961(?). *
Gunhilde Gunhilde (or Gunnhild) (died 13 November 1002) is said to have been the sister of Sweyn Forkbeard, King of Denmark, and the daughter of Harald Bluetooth. She was married to Pallig, a Dane who served the King of England, Æthelred the Unready, as e ...
. She married
Pallig Pallig Tokesen (died 13 November 1002) was a Danish chieftain. According to the 'A' Translation of the Anglo-Saxon Chronicle he was recruited to help Ethelred II,
,
Jarl Jarl is a rank of the nobility in Scandinavia. In Old Norse, it meant "chieftain", particularly a chieftain set to rule a territory in a king's stead. ''Jarl'' could also mean a sovereign prince. For example, the rulers of several of the petty k ...
and
Ealdorman Ealdorman (, ) was a term in Anglo-Saxon England which originally applied to a man of high status, including some of royal birth, whose authority was independent of the king. It evolved in meaning and in the eighth century was sometimes applied ...
of
Devon Devon ( , historically known as Devonshire , ) is a ceremonial and non-metropolitan county in South West England. The most populous settlement in Devon is the city of Plymouth, followed by Devon's county town, the city of Exeter. Devon is ...
shire. It is thought that they both died in the St. Brice's Day massacre in November 1002.


Bluetooth technology

The
Bluetooth Bluetooth is a short-range wireless technology standard that is used for exchanging data between fixed and mobile devices over short distances and building personal area networks (PANs). In the most widely used mode, transmission power is limi ...
wireless specification design was named after the king in 1997, based on an analogy that the technology would unite devices the way Harald Bluetooth united the tribes of Denmark into a single kingdom. The Bluetooth logo consists of a
Younger Futhark The Younger Futhark, also called Scandinavian runes, is a runic alphabet and a reduced form of the Elder Futhark, with only 16 characters, in use from about the 9th century, after a "transitional period" during the 7th and 8th centuries. The r ...
bind rune A bind rune or bindrune ( is, bandrún) is a Migration Period Germanic typographic ligature, ligature of two or more Runic alphabet, runes. They are extremely rare in Viking Age inscriptions, but are common in earlier (Proto-Norse) and later (med ...
for his initials, H ( ) and B ( ).The story behind how Bluetooth® technology got its name

.


See also

* Hagrold, a 10th-century Danish Viking in Normandy, mentioned as a Danish king, who became conflated with Harald Bluetooth in a later historical account. Harald/Hagrold was in fact the uncle of Harald Bluetooth, a younger brother of Harald's father Gorm the Old according to . Gorm expelled his brother Harald from Denmark after what would have seemed to be a kind of
civil war A civil war or intrastate war is a war between organized groups within the same state (or country). The aim of one side may be to take control of the country or a region, to achieve independence for a region, or to change government policies ...
between the two brothers and their followers, who both claimed to be kings of Denmark. These events took place in the second half of the 930s and the first years of the 940s.


Footnotes


References

* ''This article incorporates text from the 1913 ''
Catholic Encyclopedia The ''Catholic Encyclopedia: An International Work of Reference on the Constitution, Doctrine, Discipline, and History of the Catholic Church'' (also referred to as the ''Old Catholic Encyclopedia'' and the ''Original Catholic Encyclopedia'') i ...
'' article
Harold Bluetooth
by Pius Wittmann, a publication now in the
public domain The public domain (PD) consists of all the creative work A creative work is a manifestation of creative effort including fine artwork (sculpture, paintings, drawing, sketching, performance art), dance, writing (literature), filmmaking, ...
.


External links

* {{DEFAULTSORT:Harald Bluetooth 980s deaths 10th-century Christians 10th-century kings of Denmark 10th-century Norwegian monarchs Burials at Roskilde Cathedral Christian monarchs Converts to Christianity from pagan religions Danish Christians House of Knýtlinga Viking rulers Year of birth unknown Year of death uncertain 10th-century Vikings