Battle of Knocknaclashy
1651 CE.
Shown on the map at 52.108°, -8.955°.
The battle of Knocknaclashy (also known as Knockbrack), took place in County Cork, Ireland in 1651. In it, an Irish Confederate force led by Viscount Muskerry was defeated by an English Parliamentarian force under Lord Broghill. It was the final pitched battle of the Irish Confederate Wars and one of the last of the Wars of the Three Kingdoms.
Text from the Wikipedia article Battle of Knocknaclashy, licensed CC BY-SA 4.0.