# U-boat campaign

> 1914 World War I naval campaign fought by German U-boats against the trade routes of the Allies

**Wikidata**: [Q2316150](https://www.wikidata.org/wiki/Q2316150)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/U-boat_campaign)  
**Source**: https://4ort.xyz/entity/u-boat-campaign