General Manuel Gregório de Sousa Pereira de Sampaio , a first degree viscount of Santa Marta and supreme commander of the division that operated Being_in_operation between the Royalists Coimbra and Vila do Conde , decided Deciding to settle in Vila Nova de Gaia .

While protected Defending by the Liberal fleet , the division of Lieutenant-Colonel John Schwalbach crossed Motion_directional the river and occupied Control the Serra do Pilar , in Gaia , forcing Control the Royalists to withdraw Escaping in disorder to Oliveira de Azeméis .