Battle of Kirksville
1862 CE.
Shown on the map at 40.190°, -92.600°.
The Battle of Kirksville took place during the American Civil War and was fought in the town of Kirksville, Missouri, on August 6, 1862. The Union victory helped consolidate Federal control over northeastern Missouri.
Text from the Wikipedia article Battle of Kirksville, licensed CC BY-SA 4.0.