, and the second-largest metropolitan area in South America
, after São Paulo
. It is located on the western shore of the estuary of the Río de la Plata
, on the southeastern coast of the South American continent. Greater Buenos Aires
conurbation, which also includes several Buenos Aires Province
districts
, constitutes the third-largest conurbation
in Latin America
, with a population of around thirteen million.
The city of Buenos Aires is not a part of Buenos Aires Province
, nor is it the Province's capital, but an autonomous
district.
1536 Spaniard Pedro de Mendoza founds Buenos Aires, Argentina.
1806 British forces take Buenos Aires during the first British invasions of the Río de la Plata.
1806 Santiago de Liniers re-takes the city of Buenos Aires after the first British invasion.
1807 Second British invasion of the Río de la Plata; John Whitelock lands at Ensenada on an attempt to recapture Buenos Aires and is defeated by the locals.
1810 May Revolution: citizens of Buenos Aires expel Viceroy Baltasar Hidalgo de Cisneros during the ''May week'', starting the Argentine War of Independence.
1833 A big demonstration at the gates of the legislature of Buenos Aires forces the ousting of governor Juan Ramón Balcarce and his replacement with Juan José Viamonte.
1881 The Boundary treaty of 1881 between Chile and Argentina is signed in Buenos Aires.
1913 Buenos Aires,Argentina. The Buenos Aires Subway starts operating, it`s the first underground railway system in the southern hemisphere and in Latin America
1914 Lisandro de la Torre and others found the Democratic Progressive Party (''Partido Demócrata Progresista'', PDP) at the Hotel Savoy, Buenos Aires.
1929 The 1st Conference of the Communist Parties of Latin America is held in Buenos Aires.