He was quickly recruited for the endeavour by the pope , who went to Capua for the ceremony .
The pope endeavoured to gain Robert 's loyalty to help defeat Roger II of Sicily in return for remissions of his sins .
Robert was quickly recruited for the endeavour by the pope , who went to Capua for the ceremony .
The pope endeavoured to gain Robert 's loyalty to help defeat Roger II of Sicily in return for remissions of his sins .