The Republic of Ecuador is founded
Ecuador initially joined Simón Bolívar’s Republic of Gran Colombia. However, in 1830, Ecuador separated from Gran Colombia and became an independent republic.
South America
The Treaty of Montevideo is ratified, granting independence for Uruguay
The Preliminary Peace Convention accorded independence to Uruguay in respect to Brazil and Argentina. Uruguay’s independence would be definitively sealed on 4 October of the same year when, in Montevideo, the signing nations ratified the treaty.
Brazil declares independence from the United Kingdom of Portugal, Brazil and Algarves
The Independence of Brazil comprised a series of political and military events that occurred in 1821–1824, most of which involved disputes between Brazil and Portugal regarding the call for independence presented by the Brazilian Empire.
Bahia gains independence, ending Portuguese rule in Brazil
Control of the province was disputed in several battles, mostly in Pirajá, before the Portuguese were fully expelled on 2 July 1823. Bahia became a Brazilian state in 1889.
The Act of Independence of Peru is signed
General San Martín invited all of the populace of Lima to swear oath to the Independence cause. The signing of the Act of Independence of Peru was held on 15 July 1821.
The Congress of Angostura declares independence for Gran Colombia
On 17 December 1819, the Congress of Angostura declared Gran Colombia an independent country. After two more years of war, the country achieved independence from Spain in 1821 under the leadership of its most famous son, Simón Bolívar.
The Congress of Tucumán declares Argentina’s independence
The Congress was inaugurated in the city of Tucumán, with 33 deputies. The voting ended on July 9 with a declaration of independence.
Paraguay declares independence from Spain
Independence of Paraguay de facto started on May 14 of 1811 after the Revolution of May 14 when a local ruling junta was created. In early 1811 Paraguayan forces had repeatedly defeated the Argentinian army.
Bolivia declares independence from Spain
After the 1st call for independence in 1809, 16 years of war followed before the establishment of the Bolivian Republic, named for the Liberator Simón Bolívar, on August 6, 1825.
Bruno Mauricio de Zabala founds the modern-day city of Montevideo
The city was established in 1724 by a Spanish soldier, Bruno Mauricio de Zabala, as a strategic move amidst the Spanish-Portuguese dispute over the platine region. Montevideo is now the capital and largest city of Uruguay.