ran . ▁However , ▁because ▁he ▁then ▁turned ▁to ▁se ize ▁Se ville , ▁the ▁capture ▁of ▁C ád iz ▁el ud ed ▁him . ▁He ▁said , ▁" G ive ▁me ▁Se ville ▁and ▁I ▁will ▁answer ▁for ▁C ád iz ." ▁This ▁led ▁to ▁the ▁prolong ed ▁and ▁fut ile ▁Sie ge ▁of ▁Cad iz , ▁a ▁strateg ic ▁dis aster ▁for ▁the ▁French . ▁In ▁ 1 8 1 1 ▁he ▁march ed ▁north ▁into ▁Ext rem ad ura ▁and ▁took ▁B ada j oz . ▁When ▁the ▁Ang lo - Port ug uese ▁army ▁laid ▁sie ge ▁to ▁the ▁city ▁he ▁march ed ▁to ▁its ▁rescue , ▁and ▁fought ▁and ▁nearly ▁won ▁the ▁famous ▁and ▁very ▁blo ody ▁Battle ▁of ▁Al bu era ▁on ▁ 1 6 ▁May . ▁ ▁In ▁ 1 8 1 2 , ▁after ▁Well ington ' s ▁great ▁victory ▁of ▁Sal aman ca , ▁Sou lt ▁was ▁obliged ▁to ▁ev acu ate ▁And alus ia . ▁In ▁the ▁subsequent ▁Sie ge ▁of ▁Burg os ▁campaign , ▁Sou lt ▁was ▁able ▁to ▁drive ▁Well ington ' s ▁Ang lo - Al lied ▁army ▁back ▁to ▁Sal aman ca . ▁There , ▁the ▁Duke ▁of ▁Dal mat ia , ▁as ▁Sou lt ▁was ▁now ▁known , ▁failed ▁to ▁attack ▁Lord ▁Well ington ▁despite ▁an ▁ 8 0 , 0 0 0 ▁to ▁ 6 5 , 0 0 0 ▁superior ity ▁of ▁numbers , ▁and ▁the ▁British ▁army ▁retired ▁to ▁the ▁Portuguese ▁front ier . ▁So