Inta lagu guda jiray Dagaalkii Jasiiradda, wuxuu Sir Brent Spencer ku raacay xeebta Spain sanadkii 1808. Sannadihii 1808 iyo 1809, wuxuu ka soo shaqeeyay Portugal isagoo kaaliye u ahaa taliyaha guud iyo "kaaliye xerada" Duke of Wellington. Wuxuu ka qeyb qaatay dagaalladii Roliça
, Vimeiro, Corunna, Talavera, iyo Buçaco, dagaalladii uu ku helay iskutallaab dahab ah. Wuxuu sidoo kale joogay Wellington markii uu ka gudbay Douro sanadkii 1809.