oline ▁Hill ▁between ▁the ▁Temple ▁of ▁Con cord ▁and ▁the ▁Temple ▁of ▁V esp as ian ▁and ▁Tit us . ▁The ▁Temple ▁of ▁Con cord ▁in ▁the ▁Roman ▁Forum ▁had ▁served ▁the ▁church ▁as ▁a ▁dia con ia ▁until ▁it ▁began ▁to ▁collapse ▁by ▁ 7 9 0 ▁AD . ▁Pope ▁Ad rian ▁I ▁( 7 7 2 - 9 5 ) ▁re built ▁it ▁after ▁the ▁collapse ▁of ▁the ▁Temple ▁of ▁Con cord ▁( LP ▁ 9 7 . 9 0 ). ▁Pope ▁Paul ▁III ▁( 1 5 3 4 – 4 9 ) ▁began ▁demol ishing ▁it ▁about ▁ 1 5 3 6 ▁and ▁the ▁church ▁was ▁suppress ed ▁as ▁a ▁cardinal ▁de acon ry , ▁vac ant ▁from ▁ 1 5 5 9 , ▁in ▁ 1 5 8 7 ▁by ▁Pope ▁Si xt us ▁V ▁( 1 5 8 5 - 1 5 9 0 ). ▁Dem ol ition ▁was ▁mostly ▁completed ▁during ▁the ▁term ▁of ▁Pope ▁Paul ▁V ▁( 1 6 0 5 - 1 6 2 1 ), ▁though ▁parts ▁of ▁the ▁ap se ▁remained ▁until ▁ 1 8 1 2 . ▁the ▁church ▁and ▁monaster y ▁of ▁Ser g ius ▁and ▁Bac chus ▁in ▁Call in ico . ▁ ▁Original ▁ 9 th - century ▁church ▁The ▁first ▁un ambigu ous ▁references ▁to ▁the ▁prede cess or ▁of ▁the ▁church ▁in ▁Mont i ▁are ▁to ▁an ▁" or atory ▁of ▁St s . ▁Ser g ius ▁and ▁Bac chus ▁which ▁is ▁located ▁in ▁Call in ico