Siege of Inverness
1429 CE.
Shown on the map at 57.476°, -4.225°.
The siege of Inverness of 1429 was a conflict between Alexander of Islay, Earl of Ross (also 3rd Lord of the Isles and chief of Clan Donald) and the Scottish crown. Alexander of Islay besieged the royal Inverness Castle and burnt the town of Inverness to ashes.
Text from the Wikipedia article Siege of Inverness (1429), licensed CC BY-SA 4.0.