Eric IV, Duke of Saxe-Lauenburg
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Eric IV | |
---|---|
Born | 1354 |
Died | 21 June 1411 or 1412 |
Eric II of Saxe-Lauenburg | |
Mother | Agnes of Holstein |
Eric IV of Saxe-Lauenburg (1354 – 21 June 1411 or 1412) was a son of Eric II, Duke of Saxe-Lauenburg and Agnes of Holstein.
Life
Eric II already involved his son Eric IV young in government affairs.[1] Eric IV succeeded his father in 1368 as Duke of Saxe-Ratzeburg-Lauenburg.
Neighbouring territories (
Between 1392 and 1398 Eric IV carried out the constructions of the Stecknitz Canal, connecting via Elbe and Trave the North Sea with the Baltic Sea.[3] This was the first European canal crossing a drainage divide, and was especially important for trade with the entire Baltic Rim.
In 1400 Eric IV confirmed Hamburg's purchase of Ritzebüttel from his local vassals Lappe.[4] In 1394 Hamburg had conquered the fortress of Ritzebüttel in order to make it its stronghold to protect the estuary of the river Elbe.
In 1401 Eric IV inherited Saxe-Bergedorf-Mölln from his cousin of second degree
Eric III Duke of Saxe-Ratzeburg-Lauenburg had further entitled Lübeck to take possession of these areas, once he had deceased, until his heirs would repay the credit and thus redeem them and simultaneously exercise their right to repurchase Mölln, requiring altogether a total sum of 26,000 Lübeck
Marriage and issue
On 8 April 1373 Eric IV married Sophia of Brunswick-Lüneburg (1358–28 May 1416), daughter of Magnus II, Duke of Brunswick-Lüneburg. and they had the following children:
- Eric V(?–1436), duke of Saxe-Lauenburg
- John IV(?–1414), duke of Saxe-Lauenburg
- Albert (died 1421), canon in Hildesheim
- Prince-Bishop of Hildesheim
- Bernard II (died 1463), duke of Saxe-Lauenburg
- Otto (died before 1431)
- Agnes (died before 1415), on 23 March 1399 married with Albrecht II of Holstein-Rendsburg
- Agnes (died ca. 1435, Pudagla), married Wartislaw VIII, Duke of Pomerania
- Catherine (died before 1448), married (1) John VII of Werle (2) John IV, Duke of Mecklenburg
- Sophia (died 1462), married Wartislaw IX, Duke of Pomerania-Wolgast and mother of Eric II, Duke of Pomerania.
Notes
- ISBN 978-3-529-02606-5
- ISBN 978-3-9801919-8-2
- ISBN 978-3-529-02606-5
- ISBN 978-3-529-02606-5
- ^ Elisabeth Raiser, Städtische Territorialpolitik im Mittelalter: eine vergleichende Untersuchung ihrer verschiedenen Formen am Beispiel Lübecks und Zürichs, Lübeck and Hamburg: Matthiesen, 1969, (Historische Studien; 406), p. 90, simultaneously: Hamburg, Univ., Diss., 1969.
- ^ Elisabeth Raiser, Städtische Territorialpolitik im Mittelalter: eine vergleichende Untersuchung ihrer verschiedenen Formen am Beispiel Lübecks und Zürichs, Lübeck and Hamburg: Matthiesen, 1969, (Historische Studien; 406), p. 137, simultaneously: Hamburg, Univ., Diss., 1969.
- ISBN 978-3-529-02606-5
- ^ a b In the Middle Low German original: „wes zee hebben an gherichte in Vreslande . . . unde an Lee, dat to deme vorscrevenen slote unde voghedie höret", here after Bernd Ulrich Hucker, „Die landgemeindliche Entwicklung in Landwürden, Kirchspiel Lehe und Kirchspiel Midlum im Mittelalter“ (first presented in 1972 as a lecture at a conference of the historical work study association of the northern Lower Saxon Landschaftsverbände held at Oldenburg in Oldenburg), in: Oldenburger Jahrbuch, vol. 72 (1972), pp. 1–22, here p. 13.