By blood alone (гет)

When the heir to the Iron Throne, princess Rhaenyra of House Targaryen was named hand of the king, many doubted her capabilites. Notwithstanding their fears, she eventually proved to be a capable ruler that could rule the Seven Kingdoms. But not even Gods can rule their children and as it is tradition in the Targaryen family, her kids gave her a lot of headache.