TIL that the Western Schism was a split within the Roman Catholic Church lasting from 20 September 1378 to 11 November 1417, in which bishops residing in Rome and Avignon simultaneously claimed to be the true pope, and were eventually joined by a third line of Pisan claimants in 1409.

https://en.wikipedia.org/wiki/Western_Schism
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1g0sto6/til_that_the_western_schism_was_a_split_within/