ley , ▁when ▁the ▁Assembly ▁conven ed ▁for ▁the ▁first ▁time : ▁" When ▁the ▁name ▁of ▁Carlo ▁Bon ap arte , ▁who ▁was ▁a ▁member ▁for ▁V iter bo , ▁was ▁called , ▁he ▁replied ▁to ▁the ▁roll - call ▁by ▁calling ▁out ▁Long ▁live ▁the ▁Republic !" ▁( V iva ▁la ▁Repub blica ! ). ▁He ▁participated ▁in ▁the ▁defense ▁of ▁Rome ▁against ▁the ▁ 4 0 , 0 0 0 ▁French ▁troops ▁sent ▁by ▁his ▁cousin ▁Louis ▁Napoleon . ▁He ▁left ▁Rome ▁after ▁the ▁Republican ▁army ▁was ▁defeated ▁in ▁July ▁ 1 8 4 9 . ▁He ▁land ed ▁at ▁Marse illes , ▁but ▁was ▁ordered ▁to ▁leave ▁the ▁country ▁by ▁Louis ▁Napoleon . ▁He ▁re aff ir med ▁his ▁political ▁belief s ▁the ▁following ▁year ▁in ▁naming ▁Wilson ' s ▁bird - of - par ad ise ▁( C ic inn urus ▁res public a ) ▁in ▁honor ▁of ▁the ▁republic an ▁idea . ▁ ▁He ▁travel led ▁to ▁the ▁United ▁Kingdom , ▁att ending ▁the ▁meeting ▁of ▁the ▁British ▁Association ▁in ▁B irmingham . ▁He ▁then ▁visited ▁Sir ▁William ▁J ard ine ▁in ▁southern ▁Scotland . ▁Charles ▁then ▁began ▁work ▁on ▁prepar ing ▁a ▁method ical ▁classification ▁of ▁all ▁the ▁birds ▁in ▁the ▁world , ▁visit ing ▁museum s ▁across ▁Europe ▁to ▁study ▁the ▁collections . ▁In ▁ 1 8 5 0 , ▁he ▁was ▁allowed ▁to ▁return ▁to ▁France ▁and ▁made ▁Paris ▁his ▁home ▁for ▁the ▁rest ▁of ▁his ▁life . ▁In ▁ 1 8 5 4