William continued to rule alone after his wife's death.
His descendants continued to rule Kostroma for half a century after his death in January 1276.
A son of Menelaus, who ruled after his father's death and sent Helen into exile.
Ethelred returned to rule after Sweyn's death in 1014, but died himself in 1016.
He and his brother Carloman, both became king together and ruled together after his father's death in 879.
Although he owned little in Friesland, he was popular there, and people granted his heir the right to rule after his death.
His heirs continued to rule the castle after his death.
The chronicle states that Lagmann ruled the kingdom seven years after his father's death.
He ruled from 1959 after his father's death until his forced abdication in 1975.