Walter A. Phillips and Arthur W. Holland and Carlton J. H. Hayes, 1911 Encyclopædia Britannica (1911)
“ Honorius III. (Cencio Savelli) , pope from the 18th of July 1216 to the 18th of March 1227, a highly-educated and pious Roman, successively canon of Sta Maria Maggiore, cardinal-deacon of Sta Lucia in Silice, vice-chancellor, chamberlain and cardinal-priest of Sti Giovanni e Paolo, was the successor of Innocent III. He made peace with Frederick II., in accordance with which the emperor was crowned with his wife Constance in St Peter’s on the 22nd of November 1220, and swore to accord full liberty to the church and to undertake a crusade. ”
