Columbia subject headings:
Argentina--History--1817-1860.
Argentine-Brazilian War, 1825-1828.
Bolivia--History--Wars of Independence, 1809-1825.
Uruguay--History--1810-1830.
Harvard subject headings:
Argentina
Bolivia
Paraguay
Uruguay
Uruguay--History--1810-1830.
Princeton subject headings:
Argentina.
Bolivia.
Paraguay.
Uruguay--History--1810-1830.
Uruguay.