The Battle of Maipú took place on April 5, 1818, during the Chilean War of Independence. It was a decisive confrontation between the forces of the Chilean patriot leader Bernardo O'Higgins and the royalist troops loyal to the Spanish crown. The battle occurred near Santiago, and the patriot forces aimed to secure Chile's independence from Spanish rule. The outcome of the battle was a significant victory for O'Higgins and his troops, leading to the eventual establishment of an independent Chile. This victory marked a turning point in the struggle for independence in South America, inspiring other movements across the continent.