Arquivo Histórico Ultramarino Arquivo Histórico Ultramarino The Arquivo Histórico Ultramarino (est. 1931) of Portugal preserves archives related to the Portuguese Empire. It is located in the on da Boa-Hora in the city of Lisbon, near the in the parish of Alcântara. The of the governmental Ministry of Science, Technology and Higher Education administers the archives. Prior to 1973, the Overseas Ministry oversaw it. Among its holdings are records created in 15th-20th century related to colonial Angola, Brazil, Cape Verde, Guinea, India, Macau, Mozambique, São Tomé and Príncipe, Timor, Uruguay, and other locales. As of 1970 the materials were grouped as pre-1833 (mostly from
Argentina–Brazil relations each other once again later, during the Platine War, when a coalition of Brazil, Uruguay and Argentine rebels managed to defeat Rosas (helped in turn by Uruguayan rebels led by Manuel Oribe). Another war almost happened during the 1870s when Brazil refused to accept Argentina's desire to take all the Chaco region for itself after the end of the Paraguayan War (also known as the War of the Triple Alliance) when both countries were allies against Paraguay. Brazil did not settle disputes with Argentina over its precise national boundaries until the early twentieth century. It had settled with Uruguay in