---
title: "Declaratory Theory Definition | Model Diplomat"
description: "The declaratory theory asserts that statehood exists independently of recognition, crucial for understanding legal personality in international law."
url: "https://modeldiplomat.com/learn/glossary/declaratory-theory"
---

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Model Diplomat Research Team · Last reviewed June 22, 2026

TL;DR

- The declaratory theory holds that statehood and recognition exist independently, so a new state acquires legal personality once it satisfies factual criteria, regardless of recognition by others.
- How does the declaratory theory differ from the constitutive theory of recognition?
- Which instrument is the principal authority for the declaratory theory?

[Civil Service & Diplomatic Exams](https://modeldiplomat.com/learn/civil-services/glossary)Updated June 22, 2026

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In its Opinion No. 1 of 1991, the Badinter Arbitration Commission on Yugoslavia held that recognition by other states is "purely declaratory," affirming the declaratory theory amid the federation's dissolution.

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