Sources and references WorldStatesmen- under Peru Former countries in South America War of the Confederation 19th century in Bolivia 1836 in Bolivia 1838 in Bolivia 1839 in Bolivia 1836 in Peru 1838 in Peru 1839 in Peru 1830s establishments in Bolivia 1830s establishments in Peru States and territories disestablished in 1839 Pan-Americanism 1836 establishments in South America 1839 disestablishments in South America 1837 in South America