History of Spain (1810–73) daring march from Venezuela to New Granada (Colombia), he defeated Spanish forces at the Battle of Boyacá in 1819, ending Spanish rule in Colombia. Venezuela was liberated on 24 June 1821 when Bolívar destroyed the Spanish army on the fields of Carabobo on the Battle of Carabobo. Argentina declared its independence in 1816 (though it had been operating with virtual independence as a British client since 1810 after successfully resisting a British invasion). Chile was retaken by Spain in 1814, but lost permanently in 1817 when an army under José de San Martín, crossed the Andes Mountains from Argentina to
Mexican War of Independence of Iguala, Iturbide persuaded Guerrero to join his forces in support of this conservative independence movement. A new army, the Army of the Three Guarantees, was placed under Iturbide's command to enforce the Plan of Iguala. The plan was so broadly based that it pleased both patriots and loyalists. The goal of independence and the protection of Roman Catholicism brought together all factions. Iturbide's army was joined by rebel forces from all over Mexico. When the rebels' victory became certain, the Viceroy resigned. On August 24, 1821, representatives of the Spanish crown and Iturbide signed the Treaty of Córdoba, which