# Siege of Dumbarton

> 870 siege of Dumbarton by Vikings

**Wikidata**: [Q23018893](https://www.wikidata.org/wiki/Q23018893)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Siege_of_Dumbarton)  
**Source**: https://4ort.xyz/entity/siege-of-dumbarton