Eric I, Duke of Brunswick-Grubenhagen
Encyclopedia
Eric I, Duke of Brunswick-Grubenhagen nicknamed the winner , ruled the Principality of Grubenhagen, a part of the Duchy of Brunswick-Lüneburg.
of Brunswick-Grubenhagen, who died in 1383, and his wife Agnes I, a daughter of Duke Magnus II
of Brunswick-Lüneburg. Eric inherited Brunswick-Grubenhagen at a very early age; he stood until 1401 under the guardianship of his uncle, Duke Frederick of Grubenhagen-Osterode. From 1402 they joined ruled the principality and Eric moved his residence to Salzderhelden.
Disputes arose with his cousins Bernard I
and Frederick I of Lüneburg, with the city of Brunswick
, with his former guardian, with the counts of Schwarzburg and the Landgrave of Thuringia. All these disputes were soon settled again.
In 1406 Eric was captured in a feud with the Loards of Hardenberg in Lindau
. He was only released after he gave them a written and the city of Osterode am Harz
as collateral.
In 1415 Eric declared war on the Counts of Hohenstein, because both sides claimed the county of Bad Lauterberg im Harz and defeated them near the village of Osterhagen
. Count Guenther of Hohnstein died during the battle; Counts Henry and Ernest were captured and had to pay 8000 florins and renounce their claims to redeem themselves.
A dispute with the Lords of Bortfeld was settled soon after Eric entered into an alliance against them with the City of Brunswick
. A dispute with Landgrave Frederick "the Peaceful" of Thuringia about the city of Einbeck
was also settled quickly.
In 1422, the Abbess
of Gandersheim Abbey
(who happened to be his daughter Agnes II of Brunswick-Grubenhagen
) enfeoffed him with castle and city of Elbingerode
. In 1424, the Abbess of Quedlinburg Abbey
, Countess Adelheid of Isenburg
), enfeoffed the Dukes of Grubenhagen with Duderstadt
, Gieboldehausen
and the Golden Mark.
Eric was married to Elisabeth, a daughter of Duke Otto I "the Angry"
of Brunswick-Göttingen. They had three sons and five daughters. His sons Henry III
and Albert II
succeeded him; Ernest became provost
of the St. Alexandri minster in Einbeck
.
Life
Eric was the only son of the Duke Albert IAlbert I, Duke of Brunswick-Grubenhagen
Albert I of Brunswick-Grubenhagen was a Duke of Brunswick-Lüneburg, and Prince of Brunswick-Grubenhagen-Salzderhelden. He reigned from 1361 until his death....
of Brunswick-Grubenhagen, who died in 1383, and his wife Agnes I, a daughter of Duke Magnus II
Magnus II, Duke of Brunswick-Lüneburg
Magnus , called Magnus with the Necklace or Magnus II, was Duke of Brunswick-Lüneburg, ruling the Brunswick-Lüneburg principalities of Wolfenbüttel and, temporarily, Lüneburg....
of Brunswick-Lüneburg. Eric inherited Brunswick-Grubenhagen at a very early age; he stood until 1401 under the guardianship of his uncle, Duke Frederick of Grubenhagen-Osterode. From 1402 they joined ruled the principality and Eric moved his residence to Salzderhelden.
Disputes arose with his cousins Bernard I
Bernard I, Duke of Brunswick-Lüneburg
Bernard , Duke of Brunswick-Lüneburg, ruled over several principalities of Brunswick-Lüneburg. In the genealogy of the House of Welf, he is considered the first member of the Second House of Lüneburg....
and Frederick I of Lüneburg, with the city of Brunswick
Braunschweig
Braunschweig , is a city of 247,400 people, located in the federal-state of Lower Saxony, Germany. It is located north of the Harz mountains at the farthest navigable point of the Oker river, which connects to the North Sea via the rivers Aller and Weser....
, with his former guardian, with the counts of Schwarzburg and the Landgrave of Thuringia. All these disputes were soon settled again.
In 1406 Eric was captured in a feud with the Loards of Hardenberg in Lindau
Lindau (Katlenburg-Lindau)
Lindau variously referred to as Lindau am Harz, Lindau and K-L-Lindau is a village in the southern Niedersachsen section of the Eichsfeld, Germany. Lindau belongs to the Gemeinde of Katlenburg-Lindau and to the Landkreis of Northeim...
. He was only released after he gave them a written and the city of Osterode am Harz
Osterode am Harz
For the town in East Prussia formerly called Osterode, see Ostróda.Osterode am Harz often simply called Osterode, is a town in south-eastern Niedersachsen on the south-western edge of the Harz mountains. It is the seat of government of the district of Osterode. The town is twinned with Scarborough,...
as collateral.
In 1415 Eric declared war on the Counts of Hohenstein, because both sides claimed the county of Bad Lauterberg im Harz and defeated them near the village of Osterhagen
Osterhagen
Osterhagen is a village near the town of Bad Lauterberg in the district of Osterode in Lower Saxony, Germany. The village lies between Bad Lauterberg and Bad Sachsa. Not far from Osterhagen is the Weingartenloch, a supposed treasure cave. The Karstwanderweg passes nearby.Osterhagen lies on the...
. Count Guenther of Hohnstein died during the battle; Counts Henry and Ernest were captured and had to pay 8000 florins and renounce their claims to redeem themselves.
A dispute with the Lords of Bortfeld was settled soon after Eric entered into an alliance against them with the City of Brunswick
Braunschweig
Braunschweig , is a city of 247,400 people, located in the federal-state of Lower Saxony, Germany. It is located north of the Harz mountains at the farthest navigable point of the Oker river, which connects to the North Sea via the rivers Aller and Weser....
. A dispute with Landgrave Frederick "the Peaceful" of Thuringia about the city of Einbeck
Einbeck
Einbeck is a town in the district Northeim, in southern Lower Saxony, Germany. It is located on the German Timber-Frame Road.-Economy:Einbeck is famous for its 600 year old beer brewery, home of Einbecker Bier, the origin for the term Bock beer...
was also settled quickly.
In 1422, the Abbess
Abbess
An abbess is the female superior, or mother superior, of a community of nuns, often an abbey....
of Gandersheim Abbey
Gandersheim Abbey
Gandersheim Abbey is a former house of secular canonesses in the present town of Bad Gandersheim in Lower Saxony, Germany. It was founded in 852 by Duke Liudolf of Saxony, progenitor of the Liudolfing or Ottonian dynasty, whose rich endowments ensured its stability and prosperity.The "Imperial...
(who happened to be his daughter Agnes II of Brunswick-Grubenhagen
Agnes II of Brunswick-Grubenhagen
Agnes II von Braunschweig-Grubenhagen was from 1412 to 1439 abbess of Gandersheim Abbey.- Life :She was a daughter of Eric I, Duke of Brunswick-Grubenhagen. She was about six years old when she was elected abbess of Gandersheim Abbey...
) enfeoffed him with castle and city of Elbingerode
Elbingerode
Elbingerode is a town in the Harz district, in the German state of Saxony-Anhalt. Since 1 January 2010, it is part of the town Oberharz am Brocken. Elbingerode has 3.672 inhabitants ....
. In 1424, the Abbess of Quedlinburg Abbey
Quedlinburg Abbey
Quedlinburg Abbey was a house of secular canonesses in Quedlinburg, Saxony-Anhalt, Germany. It was founded in 936 on the initiative of Saint Mathilda, the widow of Henry the Fowler, as his memorial...
, Countess Adelheid of Isenburg
Isenburg
Isenburg was a region of Germany located in southern present-day Hesse, located in territories north and south of Frankfurt. The states of Isenburg emerged from the Niederlahngau , which partitioned in 1137 into Isenburg-Isenburg and Isenburg-Limburg-Covern...
), enfeoffed the Dukes of Grubenhagen with Duderstadt
Duderstadt
Duderstadt is a city in southern Lower Saxony, Germany, located in the district of Göttingen. It is the center and capital of the northern part of the Eichsfeld...
, Gieboldehausen
Gieboldehausen
Gieboldehausen is a municipality in the district of Göttingen, in Lower Saxony, Germany. It is situated on the river Rhume, approx. 25 km northeast of Göttingen, and 15 km south of Osterode am Harz. It is part of the Eichsfeld....
and the Golden Mark.
Eric was married to Elisabeth, a daughter of Duke Otto I "the Angry"
Otto I, Duke of Brunswick-Göttingen
Otto the Evil was a member of the House of Guelph. He was a Duke of Brunswick-Lüneburg from 1367 Duke in the Principality of Göttingen.- Life :...
of Brunswick-Göttingen. They had three sons and five daughters. His sons Henry III
Henry III of Brunswick-Grubenhagen
Henry III, Duke of Brunswick and Lunenburg , of the House of Welf, was a Duke of Brunswick and Lunenburg ruling the ducal Principality of Grubenhagen between 1427 and 1464.- Life :...
and Albert II
Albert II, Duke of Brunswick-Grubenhagen
Albert II, Duke of Brunswick-Lüneburg , was a Prince of Grubenhagen; he reigned from 1440 until his death in 1485.Albert II was the third son of Duke Eric I and Elizabeth of Brunswick-Göttingen, a daughter of Otto the Bad, Duke of Brunswick-Göttingen. He was a grandson of the Duke Albert I, was...
succeeded him; Ernest became provost
Provost (civil)
A provost is the ceremonial head of many Scottish local authorities, and under the name prévôt was a governmental position of varying importance in Ancien Regime France.-History:...
of the St. Alexandri minster in Einbeck
Einbeck
Einbeck is a town in the district Northeim, in southern Lower Saxony, Germany. It is located on the German Timber-Frame Road.-Economy:Einbeck is famous for its 600 year old beer brewery, home of Einbecker Bier, the origin for the term Bock beer...
.