| Year | Month | Day | Event |
|---|---|---|---|
| 1806 | Jun | 27 | British Forces Invade Buenos Aires |
| 1920 | Apr | 30 | Peru Signs Buenos Aires Copyright Treaty |
| 1951 | Feb | 25 | Buenos Aires: First Pan American Games |
| 1955 | Jun | 14 | Chile Becomes Signatory To Buenos Aires |
| 2013 | Apr | 03 | Many Killed By Trendsetting Rainfalls In Argentina |
| 2013 | Oct | 19 | Buenos Aires Train Crash: 105 Injured |