Power Dynamics Between the Church and Monarchy: Becket's death further diminished the power of the Church and ultimately strengthened the authority of the monarchy. If he had survived, he could have led the Church in resisting King Henry II's attempts to assert control over ecclesiastical matters and maintain its autonomy.
Church Reforms: Becket was known for his commitment to church reforms, including the separation of ecclesiastical courts from secular courts. His survival could have resulted in a more significant impact on church practices, shaping England's religious policies in a different direction.
Royal Authority and Law: The murder of Becket led to a crisis of authority for King Henry II. Fearing excommunication by the pope, he was compelled to publicly repent and accept responsibility for the archbishop's death. If Becket had lived, Henry might have faced ongoing challenges to his authority from both the Church and his opponents within the kingdom.
Papal Influence: Becket's martyrdom increased the prestige of the papacy and strengthened its influence over the English crown. His death was viewed by many as a testament to the Church's power and the importance of religious authority. If Becket had survived, the pope's hold over England might not have been as strong.
Potential Mediation and Compromise: Becket's death cut short any opportunity for further negotiations between him and King Henry II. If he had lived, there could have been the possibility of a compromise that addressed both the king's desire for royal control and the Church's desire for autonomy.
Cultural and Historical Legacy: Becket's assassination solidified his status as a martyr and saint, fostering a cult of devotion and veneration. The narrative of his murder became a powerful reminder of the conflict between Church and state. His survival might have shifted the focus and tone of this story.
Overall, Thomas Becket's survival would have altered the dynamics between the English crown and the Church, influencing religious policies, royal authority, and the balance of power in medieval England.