# 1834 Quadruple Alliance

> British-French-Spanish-Portuguese agreement

**Wikidata**: [Q3056641](https://www.wikidata.org/wiki/Q3056641)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/1834_Quadruple_Alliance)  
**Source**: https://4ort.xyz/entity/1834-quadruple-alliance