The “National Campaign” was the effort by many South Americans to
overthrow William Walker of Tennessee, who was a filibuster, a private
individual who engaged in unauthorized warfare against a foreign
country, in this case Central American countries. The map identifies
Costa Rica the Teatro de la guerre.
The final battle took place in 1857 in the town of Rivas, Costa
Mora was the president of Costa Rica from 1849 to 1859. In 1856
he led his country’s forces against Walker.
Santamaría set fire to the Mesón de Guerra at Rivas forcing
Walker and his cronies outside.
María Cañas was Mora’s brother-in-law and the commander of the
forces fighting Walker.
Casa de Santa
Rosa was the hacienda in Guanacaste province where Walker’s
forces were hiding before the final battle at Rivas.
was the Costa Rican Ambassador to Washington.
Bernardo Calvo was the Chancellor of Costa Rica.