John, Duke of Brunswick-Lüneburg

John I (c. 1242, † December 13, 1277 ) was, together with his brother Albrecht I second Duke of Brunswick and Lüneburg to the division of the Duchy in 1269 and first ruler of the newly created Principality of Lüneburg.

Life

After the death of his father Otto I. Johann 1252 took over the government of the Duchy of Brunswick-Lüneburg, together with his older brother Albert. In 1267, a treaty of partition between the brothers was closed, which was completed in 1269. Johann was the Lüneburg country with the city of Hanover and the land between Deister and leash, Albrecht the land around Braunschweig and Wolfenbüttel with areas in Calenberg and around Göttingen. Johann thus founding the so-called "Older Luneburg ," his brother the "Elderly House of Brunswick ." Through a feud with the Count of Schwerin, he managed the property rights to the settlement Uelzen to purchase, which he gave in 1270 the city rights. In 1273 he left the city of Lüneburg monopoly on the salt trade in the Principality and strengthened so much the economic development of the city. Johann was buried in St. Michael's Monastery in Lueneburg.

Progeny

Duke John married in 1265 Liutgard of Holstein ( † after 1289 ), daughter of Count Gerhard I of Itzehoe. From this marriage the following children were born:

• Otto II the Strict (1266-1330) ∞ 1288 Princess Mathilde of Bavaria ( † 1319 )
• Mathilde ( † after 1301 ) ∞ 1291 Prince Henry I of Werle († 1291 )
• Elisabeth ( † before 1298 ) ∞ 1294 Count Johann of Oldenburg ( † 1316 )
• Helene ∞ Count Konrad III. Wernigerode
• Agnes († 1314 ) ∞ Graf Werner I of Hadmersleben († 1292 )