▁Italy . ▁ ▁Early ▁churches ▁of ▁St s . ▁Ser g ius ▁and ▁Bac chus ▁in ▁Rome ▁ ▁The ▁Liber ▁Pont ific alis ▁att ests ▁four ▁instit utes ▁in ▁Rome ▁by ▁the ▁nin th ▁century ▁dedicated ▁to ▁St s ▁Ser g ius ▁and ▁Bac chus , ▁such ▁was ▁the ▁popular ity ▁of ▁these ▁sain ts , ▁though ▁sometimes ▁unclear ly ▁as ▁to ▁which ▁one ▁is ▁meant : ▁ ▁an ▁or atory ▁and ▁de acon ry ▁at ▁St . ▁Peter ' s , ▁re built ▁by ▁Pope ▁Gregory ▁III ▁( 7 3 1 - 4 1 ) ▁( L iber ▁Pont ific alis ▁ 9 2 . 1 3 ). ▁a ▁monaster y ▁at ▁St . ▁John ▁Later an , ▁to ▁which ▁Pope ▁Leo ▁III ▁( 7 9 5 - 8 1 6 ) ▁gave ▁g ifts ▁of ▁silver ▁( LP ▁ 9 8 . 7 9 ) ▁and ▁to ▁whose ▁mon ks ▁Pope ▁Pas ch al ▁I ▁( 8 1 7 - 2 4 ) ▁assigned ▁cho ir ▁duties ▁at ▁the ▁Later an ▁( LP ▁ 1 0 0 . 2 2 ). ▁a ▁de acon ry ▁in ▁the ▁Roman ▁Forum , ▁ ▁established ▁as ▁one ▁of ▁the ▁original ▁seven ▁cardinal ▁de acon ries ▁of ▁Rome ▁in ▁ 6 7 8 ▁by ▁Pope ▁St . ▁Ag ath o ▁( 6 7 8 - 6 8 1 ). ▁This ▁church , ▁founded ▁on ▁its ▁own ▁ground ▁in ▁the ▁Forum ▁and ▁not ▁on ▁the ▁foundation ▁of ▁another ▁building , ▁was ▁situated ▁just ▁under ▁the ▁Capit