Ok i know this question may sound dumb but oh well i just started my ap euro class and we started reading chapeter nine which is the late middle ages it has the 100 years war and the plauge and then i got to the great schism and i didnt get it at all i know that there were two popes that were in power at the same time or something like that i am not really shure that is why i nedd help any one have an idea of what it involved?????:(:(:confused::confused: