 Complete the following phrase:  Although John ceased to be de jure uxoris monarch of Navarre on his wifes death, he never ceded power to his son, Charles, Prince of Viana, and daughter, de jure Blanche II of Navarre, a decision which Juana supported. Such breaking of the law of succession led to a confrontation with the Crown of Aragon and a conflict between farmers and nobles, the outbreak of 