Battle of Angostura
1817 CE.
Shown on the map at 8.138°, -63.548°.
The First Battle of Angostura took place during the Venezuelan War of Independence. The battle saw Patriot forces attempt to capture the city of Angostura, but retreat after being unable to penetrate Spanish defenses.
Text from the Wikipedia article First Battle of Angostura, licensed CC BY-SA 4.0.