Petty-King(Later King) Jon “The Fat” (dec 10, 1090 – may 10, 1124)
Description:
Jon, son of Duke Codac, became the first King of House Cerneu by taking half of Wales and forming the Kingdom of Wales(later renamed Cornwall). He also brought Cornwall to Brittany and tackled two of the three major houses in Brittany, taking a county off each.Added to timeline:
Date:
dec 10, 1090
may 10, 1124
~ 33 years