LUAIN - On April 5, 1818, Bernardo O'Higgins (right) defeated the Spanish at the battle of Maipo River, Chile. Bernardo's mother was Chilean and his father was Ambrose O'Higgins of Co. Meath, a brigadier general of Chile and Viceroy of Peru. With his friend and fellow revolutionary, José de San Martín, O'Higgins was struggling to liberate Chile from Spanish domination. O'Higgins had suffered a p…