Charles and Sicily, Part 2

Events were in place for Charles of Anjou, Count of Provence, to take over Sicily. His brother, King Louis IX of France, was behind him, as was Pope Urban IV. Charles' promise to Urban was that he would take over Sicily, but not the rest of the Regno (the combination of Sicily and southern Italy that Holy Roman Emperor Frederick II had ruled).An illegitimate son of Frederick, Manfred, was acting as regent for Conradin in Sicily (son of Manfred's legitimate brother Conrad IV). Manfred had designs on enlarging his rule. He planned a coup in Rome to deal with papal power, but the Guelphs made Charles a senator to gain his support. This seemed to go against Charles' promise to Urban not to accept any power in Italy itself, and Roman cardinals complained about him to Urban. Urban wouldn't go back on his support of Charles, however, because he needed to rely on Charles' military might.Urban declared a Crusade against Manfred, and two cardinals went to France to gain support for it. One of…