. ▁ ▁The ▁pop es ▁depart ed ▁Av ignon ▁in ▁ 1 3 7 7 , ▁returning ▁to ▁Rome , ▁but ▁this ▁prompt ed ▁the ▁Pap al ▁Sch ism ▁during ▁which ▁time ▁the ▁ant ip op es ▁Clement ▁VII ▁and ▁Bened ict ▁XIII ▁made ▁Av ignon ▁their ▁home ▁until ▁ 1 4 0 3 . ▁The ▁latter ▁was ▁imprison ed ▁in ▁the ▁Pal ais ▁for ▁five ▁years ▁after ▁being ▁bes ie ged ▁in ▁ 1 3 9 8 ▁when ▁the ▁army ▁of ▁Geoff rey ▁Bou c ica ut ▁occupied ▁Av ignon . ▁The ▁building ▁remained ▁in ▁the ▁hands ▁of ▁ant ip ap al ▁forces ▁for ▁some ▁years ▁– ▁it ▁was ▁bes ie ged ▁from ▁ 1 4 1 0 ▁to ▁ 1 4 1 1 ▁– ▁but ▁was ▁returned ▁to ▁the ▁authority ▁of ▁pap al ▁leg ates ▁in ▁ 1 4 3 3 . ▁ ▁Although ▁the ▁Pal ais ▁remained ▁under ▁pap al ▁control ▁( al ong ▁with ▁the ▁surrounding ▁city ▁and ▁Com tat ▁V ena iss in ) ▁for ▁over ▁ 3 5 0 ▁years ▁afterwards , ▁it ▁gradually ▁d eter ior ated ▁despite ▁a ▁rest oration ▁in ▁ 1 5 1 6 . ▁When ▁the ▁French ▁Revolution ▁broke ▁out ▁in ▁ 1 7 8 9 ▁it ▁was ▁already ▁in ▁a ▁bad ▁state ▁when ▁it ▁was ▁seized ▁and ▁s ack ed ▁by ▁revolution ary ▁forces . ▁In ▁ 1 7 9 1 ▁it ▁became ▁the ▁scene ▁of ▁a ▁mass acre ▁of ▁counter - re volution aries , ▁whose ▁bodies ▁were ▁thrown ▁into