| Date | Event |
|---|---|
| May 05 1811 | The French Army Fails To Take Over Portuguese Town |
| May 14 1811 | Paraguay: Actions Start To Depose Spanish Governor |
| May 15 1811 | Paraguay Declares Independence From Spain |
| May 16 1811 | Albuera: Spain, Portugal, UK Defeat French |
| May 18 1811 | Río Revolution Led By José Artigas |