The Queen will host unprecedented crisis talks with Princes Harry, Charles and William at Sandringham on Monday to end the turmoil engulfing the Royal Family in the wake of the Sussexes’ bombshell decision to quit. An insider claimed tonight that Harry will come face to face with Her Majesty for the first time since announcing his and Meghan’s desire to step back as senior members of the family. Palace and Sussex household courtiers have been racing to find a solution to the Duke and Duchesses’ desire to quit their official duties after the Queen yesterday laid down a 72-hour ultimatum for the discussions to be resolved. In spite of Harry digging in his heels to extract the best financial terms possible from this new arrangement, a royal source confirmed to Reuters that roundtable discussions are progressing well in consultation with both British and Canadian governments. Who will be at the crisis summit? The Queen and her private secretary Sir Edward YoungThe Queen is head of state and head of the royal family, and will ultimately have the final say in the matter.As the nation’s longest-reigning monarch, her experience and knowledge on the workings of the institution of the monarchy are…