▁Su cc ession , ▁he ▁remained ▁loyal ▁to ▁Philip ▁V ▁of ▁Spain . ▁ ▁In ▁the ▁first ▁years ▁of ▁the ▁war , ▁he ▁fought ▁in ▁Nap les ▁against ▁supp or ters ▁of ▁Arch du ke ▁Charles , ▁led ▁by ▁Ga et ano ▁G amb ac ort a , ▁Prince ▁of ▁Mac chia . ▁In ▁ 1 7 0 5 ▁he ▁was ▁sent ▁with ▁his ▁Ne ap ol itan ▁troops ▁to ▁Barcelona ▁to ▁defend ▁the ▁city ▁under ▁sie ge . ▁But ▁the ▁city ▁was ▁surrender ed ▁and ▁P ó pol i ▁was ▁allowed ▁to ▁leave ▁the ▁city ▁with ▁his ▁troops . ▁ ▁In ▁ 1 7 0 7 , ▁Nap les ▁was ▁occupied ▁by ▁the ▁Aust ri ans ▁and ▁his ▁domains ▁were ▁conf isc ated , ▁only ▁to ▁be ▁returned ▁after ▁the ▁Tre aty ▁of ▁Vienna ▁( 1 7 2 5 ). ▁ ▁The ▁Sie ge ▁of ▁Barcelona ▁▁ ▁In ▁ 1 7 1 3 , ▁he ▁was ▁appointed ▁first ▁Captain ▁General ▁of ▁Catal onia ▁and ▁ordered ▁to ▁take ▁the ▁last ▁cities ▁still ▁recogn izing ▁Charles ' ▁authority . ▁The ▁city ▁of ▁Vic ▁surrender ed ▁and ▁the ▁walls ▁of ▁Man res a ▁were ▁demol ished . ▁▁ ▁He ▁then ▁march ed ▁on ▁Barcelona ▁and ▁lay ▁sie ge ▁on ▁ 2 5 ▁August , ▁helped ▁by ▁troops ▁under ▁Mar quis ▁de ▁los ▁Bal b ases , ▁who ▁had ▁ev acu ated ▁Sic ily ▁under ▁the ▁terms ▁of ▁the ▁Tre aty ▁of ▁U tre cht . ▁P ó pol i ▁was ▁not ▁able ▁to ▁take ▁the