TIL about a pope Innocent III, who organized the Fourth Crusade of 1202–1204 which ended in the sack of Constantinople.

https://en.wikipedia.org/wiki/Pope_Innocent_III
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1g76oqu/til_about_a_pope_innocent_iii_who_organized_the/