---
title: "Portugal Treaties & Ratifications | Model Diplomat"
description: "Portugal's UN multilateral treaty positions — signature vs. ratification status — and its inter-governmental organization memberships."
url: "https://modeldiplomat.com/country/portugal/treaties"
---

[New](https://modeldiplomat.com/)

Updated Jun 10, 2026

# What treaties has Portugal signed or ratified?

Portugal's UN multilateral treaty positions — signature vs. ratification status — and its inter-governmental organization memberships.

## International Organizations

United Nations (1955)European Union (1986)NATO (1949)CPLP (1996)

[Back to Portugal profile](https://modeldiplomat.com/country/portugal)

Explore more on Portugal

[Blocs & alliances](https://modeldiplomat.com/country/portugal/blocs-alliances)[Background](https://modeldiplomat.com/country/portugal/background)[Politics & democracy](https://modeldiplomat.com/politics/portugal)