<classify> Mid ka mid ah mabadiida masiixiga ah ee ugu waaweyn ayaa waxay tahay in hantida loo isticmaalo in lagu yareeyo silica iyo saboolnimada iyo in deeaqaha lacagaha ay kaniisaddu ay si gaar ah ugu jiraan sababtaas awgeed.  <topic>: european historychallenges to spiritual authority 