An istilong Beaux Arts na palasyo pigdesenyo para ki Mercedes Castellanos de Anchorena kan si arkitektong Alejandro Christophersen kan 1905. Natapos kan 1909, an edikpisyo nakua kan gob yernong Argentino kan 1936 asin nagin kwartel kan Ministry of Foreign Relations. Sarong bagong kwartel nahaman kan 1993, asin an presenteng palasyo nagseserbing Ceremonial Headquarters kan Ministry.