▁of ▁Saint ▁Michael ▁the ▁Arch angel ▁was ▁built ▁on ▁the ▁top ▁of ▁the ▁hill . ▁ ▁The ▁island ' s ▁only ▁town ▁reached ▁its ▁height ▁in ▁the ▁ 1 4 th ▁century , ▁after ▁the ▁establishment ▁of ▁a ▁Francis can ▁Mon aster y ▁in ▁ 1 3 2 8 . ▁ ▁Most ▁of ▁the ▁towns ▁buildings ▁date ▁from ▁this ▁period . ▁ ▁By ▁the ▁ 1 8 0 0 s ▁the ▁town ▁had ▁a ▁population ▁of ▁ 7 0 0 ▁and ▁was ▁in ▁decl ine . ▁ ▁The ▁G ug li el mi ▁Castle ▁was ▁built ▁in ▁the ▁ 1 8 8 0 s ▁on ▁the ▁site ▁of ▁the ▁monaster y , ▁but ▁has ▁since ▁fallen ▁into ▁dis rep air . ▁ ▁The ▁castle ▁was ▁in ▁the ▁process ▁of ▁being ▁turned ▁into ▁a ▁lux ury ▁resort ▁and ▁sp a , ▁but ▁in ▁ 2 0 1 0 ▁the ▁company ▁declared ▁bank rupt cy . ▁ ▁From ▁the ▁end ▁of ▁February ▁ 1 9 4 4 ▁until ▁ 1 8 ▁June ▁ 1 9 4 4 ▁the ▁castle ▁was ▁used ▁as ▁an ▁intern ment ▁camp ▁for ▁Jews ▁and ▁political ▁prisoners , ▁sent ▁there ▁for ▁their ▁own ▁safety ▁by ▁the ▁F asc ist ▁Pref ect ▁of ▁Per ug ia ▁Arm ando ▁Roc chi , ▁who ▁was ▁under ▁German ▁instructions ▁to ▁send ▁them ▁instead ▁to ▁a ▁concentration ▁camp ▁at ▁F os ss oli , ▁Car pi ▁di ▁Mod ena . ▁ ▁After ▁the ▁F asc ist ▁authorities ▁left ▁Per ug ia ▁and ▁the ▁British ▁arrived ▁at