From A Wiki of Ice and Fire
|Titles||King of Mountain and Vale|
|Royal House||House Arryn|
The World of Ice & Fire (mentioned)|
A Dance with Dragons (mentioned)
During the wars between House Stark of the North and House Arryn of the Vale of Arryn, King Osgood Arryn laid siege to the Wolf's Den. His son, King Oswin the Talon, later captured and burned the castle.