Final answer:
Warwick requested the York House Conference in order to address the political tensions and power struggles during the Wars of the Roses in England.
Step-by-step explanation:
Warwick requested the York House Conference in order to address the escalating political tensions and power struggles during the Wars of the Roses in England. The conference aimed to negotiate a resolution between the Lancastrian and Yorkist factions, specifically between Warwick and the king, Edward IV. Warwick wanted to assert his influence and ensure a stronger position for himself and the Yorkist faction within the royal court. However, the conference failed to achieve a lasting reconciliation, ultimately leading to Warwick switching sides and joining the Lancastrians.
Learn more about Wars of the Roses