1537 Asunción, Paraguay, is founded.
1811 Paraguay gains independence from Spain.
1811 Paraguay declares independence from Spain.
1869 Battle of Acosta Ñu: A Paraguayan battalion made up of children is massacred by the Brazilian Army during the War of the Triple Alliance.
1932 Crowds in the capitals of Bolivia and Paraguay demand their governments declare war on the other after fighting on their border.
1932 Chaco War: Last day of the Battle of Boquerón between Paraguay and Bolivia.
1935 Chaco War ends: a truce is called between Bolivia and Paraguay who had been fighting since 1932.
1954 Alfredo Stroessner begins his dictatorship in Paraguay.
1980 Former Nicaraguan President Anastasio Somoza Debayle is killed in Asunción, Paraguay.
1989 A military coup overthrows Alfredo Stroessner, dictator of Paraguay since 1954.
1991 Argentina, Brazil, Uruguay and Paraguay sign the Treaty of Asunción, establishing Mercosur, the South Common Market.
1999 Gunmen assassinate Paraguay's Vice President Luis María Argaña.
2004 A supermarket fire kills 396 people and injures 500 in Asunción, Paraguay.