The "ermine spot" (so specified), however, may also be used singly as a mobile charge, or as a mark of cadency signifying the absence of a blood relationship.
Support for each house largely depended upon dynastic factors, such as blood relationships, marriages within the nobility, and the grants or confiscations of feudal titles and lands.
Witness bias may be catalyzed by any number of circumstances, ranging from the witness' blood relationship to a party to his financial stake in the outcome of the litigation.
The emotional ties between parents and their children come into being through the natural blood relationship but the law attaches a series of right and duties to all involved.
In 1537 the marriage was annulled on the grounds of the blood relationship, but it is generally thought that unhappy personal differences caused the end of the marriage.