▁rev ival , ▁especially ▁related ▁to ▁the ▁text ile ▁industry , ▁which ▁also ▁involved ▁a ▁cultural ▁r ena issance . ▁Between ▁ 1 8 5 4 ▁and ▁ 1 8 5 9 ▁there ▁was ▁the ▁demol ition ▁of ▁the ▁city ▁walls , ▁so ▁the ▁city ▁could ▁expand , ▁especially ▁through ▁the ▁E ix ample ▁project ▁drawn ▁up ▁by ▁Il def ons ▁Cer da ▁in ▁ 1 8 5 9 . ▁However , ▁thanks ▁to ▁the ▁revolution ▁of ▁ 1 8 6 8 ▁achieved ▁the ▁demol ition ▁of ▁the ▁Cit adel , ▁the ▁grounds ▁of ▁which ▁were ▁transformed ▁into ▁a ▁public ▁park . ▁The ▁population ▁was ▁growing , ▁especially ▁thanks ▁to ▁imm igration ▁from ▁the ▁rest ▁of ▁the ▁state , ▁reaching ▁ 4 0 0 , 0 0 0 ▁at ▁the ▁end ▁of ▁the ▁century . ▁Art ist ically , ▁the ▁century ▁saw ▁the ▁succession ▁of ▁different ▁political ▁styles ▁including ▁ne oc lass ic ism , ▁rom antic ism ▁and ▁real ism . ▁ ▁As ▁in ▁previous ▁periods , ▁the ▁art istic ▁achiev ements ▁of ▁government al ▁buildings ▁were ▁conf ined ▁mainly ▁to ▁public ▁f ount ains . ▁Ex amples ▁of ▁public ▁monuments , ▁such ▁as ▁those ▁dedicated ▁to ▁Ferdinand ▁VII ▁( 1 8 3 1 ) ▁and ▁King ▁Ferdinand ▁( 1 8 5 0 ), ▁have ▁not ▁surv ived . ▁However , ▁many ▁such ▁works ▁were ▁made ▁at ▁this ▁time , ▁so ▁you ▁could ▁almost ▁speak ▁of ▁a ▁tr end . ▁The ▁oldest ▁was ▁the ▁Her cules ▁F ount ain , ▁located ▁at