Siege of Barentu
1977 CE.
Shown on the map at 15.117°, 37.600°.
The siege of Barentu took place in 1977 in and around the town of Barentu. It was jointly laid to siege by the Eritrean Liberation Front (ELF) and the Eritrean People's Liberation Front (EPLF) against the forces of Ethiopia.
Text from the Wikipedia article Siege of Barentu, licensed CC BY-SA 4.0.