Porphyrogeniture, also sometimes referred to as born to the purple, is a system of political succession that favours the rights of sons born after their father has become king or emperor, over older siblings born before their father`s assent to the throne. Examples of this practice include Byzantium and the Nupe Kingdom. In late 11th century Engl....
Found on
http://en.wikipedia.org/wiki/Porphyrogeniture
accession of 1st son born after father's accession
Found on
http://phrontistery.info/p.html
No exact match found.
