At a young age, he fought in the famous
Battle of Grunwald (1410) on the side of the
Teutonic Order and was taken captive by the Polish, but was soon released. Konrad VII began his rule over the family lands only in 1416, when all his brother (including him) attained his majority. The older brother,
Konrad IV renounced in favor of his brothers the government over the Duchy. Konrad VII and his brothers remained as co-rulers until 1427, when a second division of the Duchy was made: Kornad VII obtained
Koźle and half of
Bytom. After the death of his brother
Konrad V Kantner in 1439, Konrad VII obtain
Oleśnica, this time as a regent on behalf of his nephews, Konrad V's sons, who were effectively excluded from the government. After the death of
Konrad VIII the Younger (5 September 1444), Konrad VII inherited half of
Ścinawa; three years later (9 August 1447), Konrad VII also inherited
Kąty (Kanth bis Canth) and
Bierutów after Konrad IV's death. In 1449 he obtained
Wołów after the death of his sister-in-law Margareta (widow of Konrad V), who ruled this land as her
dower; however, one year later, in 1450, he was finally deposed by the sons of Konrad V. He died two years later. ==Marriages==