▁c imento ▁( 1 7 2 0 ) ▁— ▁Milan , ▁and ▁Liv orno , ▁Str ada ▁moved ▁to ▁London ▁in ▁ 1 7 2 9 ▁to ▁sing ▁for ▁Hand el ▁after ▁the ▁composer ▁engaged ▁her ▁for ▁his ▁oper as . ▁She ▁made ▁her ▁début ▁as ▁Ad ela ida ▁in ▁Lot ario ▁and ▁was ▁prima ▁donna ▁in ▁all ▁his ▁oper as ▁and ▁or ator ios ▁until ▁ 1 7 3 7 . ▁ ▁She ▁sang ▁in ▁a ▁minimum ▁of ▁ 2 4 ▁of ▁Hand el ' s ▁oper as ▁and ▁the ▁opera - bal let ▁Ter ps ic ore , ▁a ▁new ▁pro log ue ▁to ▁a ▁revision ▁of ▁Il ▁past or ▁f ido . ▁Her ▁roles ▁included ▁Angel ica ▁in ▁Or lando , ▁the ▁title ▁role ▁in ▁Part en ope , ▁El mi ra ▁in ▁S os ar me , ▁Thus nel da ▁in ▁Ar min io , ▁and ▁Ari ad ne ▁in ▁Gi ust ino , ▁and ▁the ▁title ▁role ▁of ▁At al anta . ▁Str ada ▁was ▁the ▁only ▁singer ▁of ▁Hand el ' s ▁company ▁who ▁did ▁not ▁defect ▁to ▁the ▁rival ▁Opera ▁of ▁the ▁Nob ility ▁in ▁ 1 7 3 3 , ▁and ▁in ▁ 1 7 3 2 ▁had ▁turned ▁down ▁the ▁opportunity ▁to ▁sing ▁for ▁Giovanni ▁Bon onc ini . ▁She ▁left ▁London , ▁however , ▁in ▁ 1 7 3 8 ▁and ▁returned ▁to ▁Italy , ▁where ▁she ▁sang ▁at ▁Nap les ▁and ▁Tur in ▁before ▁her ▁ret irement ▁to ▁Berg amo . ▁