Kammala jumla mai zuwa: A ranar 7 ga Maris, 1847, Commodore David Conner da Janar Winfield Scott sun yi bincike na Veracruz a "Petrita". Ta gudu kusa da Castle na San Juan de Ulúa kuma an harbe shi da bindigogi, amma ba a lalace ba. Ƙungiyar
Siege na Veracruz ya fara kwana biyu bayan haka.