▁Rudolf ▁II , ▁Holy ▁Roman ▁Emperor ▁recognized ▁as ▁he ir ▁his ▁cousin ▁Ces are ▁d ' E ste , ▁member ▁of ▁a ▁cad et ▁branch , ▁who ▁continued ▁to ▁rule ▁in ▁the ▁imperial ▁duch ies ▁and ▁carried ▁on ▁the ▁family ▁name . ▁The ▁succession ▁as ▁Duke ▁of ▁Este , ▁however , ▁was ▁recognized ▁only ▁by ▁the ▁Emperor ▁but ▁not ▁by ▁the ▁Pop es . ▁In ▁ 1 5 9 8 ▁Ferr ara ▁was ▁therefore ▁incorpor ated ▁into ▁the ▁Pap al ▁States ▁by ▁Pope ▁Clement ▁VIII , ▁on ▁grounds ▁of ▁doubt ful ▁legit im acy . ▁As ▁a ▁result ▁of ▁Alfonso ' s ▁death ▁Ces are ▁d ' E ste ▁and ▁his ▁family ▁were ▁" ob lig ed ▁to ▁leave ▁the ▁city " ▁and ▁the ▁power ▁of ▁the ▁government ▁was ▁there ▁after ▁turned ▁over ▁to ▁the ▁cardinal ▁leg ate . () ▁ ▁Pat ron ▁of ▁the ▁arts ▁and ▁sciences ▁ ▁Alfonso ▁II ▁raised ▁the ▁glory ▁of ▁Ferr ara ▁to ▁its ▁highest ▁point , ▁and ▁was ▁the ▁patron ▁of ▁Tor qu ato ▁T asso , ▁Giovanni ▁Batt ista ▁Gu ar ini , ▁and ▁Ces are ▁C rem on ini — f av our ing ▁the ▁arts ▁and ▁sciences , ▁as ▁the ▁princes ▁of ▁his ▁house ▁had ▁always ▁done . ▁Besides ▁being ▁fl uent ▁in ▁Italian ▁he ▁was ▁also ▁prof ic ient ▁in ▁Latin ▁and ▁French . ▁Lu zz as co ▁Lu zz as chi ▁served ▁as ▁his ▁court ▁organ ist . ▁ ▁In ▁addition , ▁he ▁was ▁the ▁spons or ▁of ▁the ▁Con cer to