José de San Martín was an Argentine general and a key leader in the South American wars of independence from Spanish rule. Born on February 25, 1778, in Yapeyú, he played a crucial role in liberating several countries, including Argentina, Chile, and Peru. His military strategies and leadership were instrumental in achieving independence for these nations. San Martín is often celebrated as a national hero in Argentina and is remembered for his vision of a united South America. He worked closely with other independence leaders, such as Simón Bolívar, and his legacy continues to influence the region's history. He passed away on August 17, 1850, in France.