Publications /
Opinion

Back
Book Review: The Sahara Conflict and International Law: Reviewing the Legal Debate from an Integrated Perspective
April 29, 2025

In his thought-provoking book, The Sahara Conflict and International Law: Reviewing the Legal Debate from an Integrated Perspective, Pr. Matsumoto Shoji embarks on an ambitious project to dissect the Sahara conflict through the lens of international law, regional politics, and global diplomacy. As a seasoned expert in comparative African law and international legal systems, Matsumoto brings a wealth of expertise to an issue that has long been a flashpoint in North African geopolitics. His book is notable for its rigorous legal analysis and multidimensional methodology that integrates human, historical, and geopolitical considerations.

The book is structured into twelve chapters, each exploring critical aspects of the Sahara conflict, including the interpretation of international law principles such as jus cogens, the advisory opinions of the International Court of Justice (ICJ), and the recognition of secessionist entities like the Sahrawi Arab Democratic Republic (RASD). The author provides a fresh perspective on the interplay between legal norms and the region's political realities, offering what he terms an "integrated perspective" to an issue that has divided scholars, policymakers, and international organizations for decades.

This review critically evaluates the key themes of Matsumoto’s work, focusing on his legal arguments, historical contextualization, and proposed solutions, particularly the Moroccan autonomy initiative. While the book’s comprehensive approach is commendable, this review also identifies areas where the author could have expanded his analysis to address unresolved tensions in the debate.

The Strength of Jus Cogens and the Limits of Self-Determination

One of the book’s foundational arguments is the nuanced application of jus cogens norms—imperative principles of international law that cannot be overridden, such as the prohibition of racial discrimination. Matsumoto situates the Sahara conflict within the broader framework of these norms, arguing that any resolution must adhere to such fundamental principles. His analysis challenges the oversimplified invocation of self-determination as an absolute right, contending that this principle is neither universally binding nor inviolable under international law.

Matsumoto’s discussion is particularly incisive when he critiques the discriminatory applications of self-determination. He notes that referenda proposed by the Polisario Front, aimed at determining the status of the Sahara, often exclude significant demographic groups, violating jus cogens norms of equality and non-discrimination. This tension between self-determination and non-discrimination forms a recurring theme in the book, as Matsumoto skillfully navigates the legal and moral contradictions inherent in such conflicts.

However, while Matsumoto’s legal critique is robust, the book could benefit from a deeper exploration of the philosophical underpinnings of self-determination. For instance, the author might have examined how the principle has evolved from a political aspiration in the early 20th century to a legal right enshrined in UN resolutions. This historical evolution would have added further depth to his argument, highlighting the contested nature of self-determination in postcolonial contexts.

The Role of the ICJ and Legal Ambiguities

A significant portion of Matsumoto’s analysis focuses on the 1975 advisory opinion of the ICJ, which addressed Morocco’s claim to the Sahara and the applicability of self-determination. The ICJ’s opinion, which concluded that the Sahara was not terra nullius prior to Spanish colonization and recognized legal ties between the region and Morocco, has been a cornerstone of Morocco’s legal case. Matsumoto critiques the ICJ for expanding its mandate by addressing sovereignty and self-determination—issues that were not explicitly within the scope of its inquiry.

Matsumoto’s argument is compelling in its focus on the limitations of advisory opinions, which, while influential, lack binding force. He draws comparisons to other ICJ cases, such as the Namibia opinion 1971, to illustrate how legal interpretations often become tools for political maneuvering. His critique underscores the need for more explicit boundaries between legal and political mandates, particularly in contentious cases like the Sahara conflict.

Nevertheless, Matsumoto’s analysis could have delved further into the broader implications of ICJ opinions for international law. The book could have provided a more comprehensive view of the ICJ’s role in global governance by examining how advisory opinions shape state behavior and influence multilateral negotiations.

Recognition and the Question of Secession

One of Matsumoto’s most compelling contributions is his critique of the recognition of secessionist entities, particularly the RASD. He argues that premature recognition by some states and organizations, such as the African Union, undermines established territorial integrity and non-intervention principles. Drawing on historical analogies, such as the recognition of Manchukuo in the 1930s, Matsumoto illustrates how recognition can destabilize regions and erode the legitimacy of international law.

This section of the book is particularly strong in its use of comparative examples to highlight the dangers of selective recognition. Matsumoto’s argument is grounded in legal doctrine, particularly the Vienna Convention on the Law of Treaties, which emphasizes the inviolability of sovereign borders. He further critiques the role of the African Union, noting the contradictions between its recognition of the RASD and its member states’ commitments to UN principles.

While Matsumoto’s critique is incisive, the book could have explored the motivations behind such recognitions in greater depth. For instance, analyzing the geopolitical and economic interests driving certain states to support the Polisario Front would have added nuance to his argument.

The Madrid Accord and the Legacy of Decolonization

The Madrid Accord of 1975, which transferred administrative authority over the Sahara from Spain to Morocco and Mauritania, is another focal point of Matsumoto’s analysis. The author defends the accord's legality, arguing that it represents a valid step in the decolonization process. He contrasts this with critics who claim the agreement failed to fulfill a referendum requirement.

Matsumoto’s discussion of the Madrid Accord is enriched by his comparison to similar agreements, such as the transfer of Hong Kong from Britain to China. These examples underscore the complexities of administrative transitions in postcolonial contexts, particularly when conflicting interpretations of international law are involved.

However, Matsumoto’s reliance on historical analogies raises questions about their applicability to the Sahara conflict. While the Hong Kong example is instructive, the Sahara's unique cultural, political, and geographic dynamics warrant a more context-specific analysis.

The Moroccan Autonomy Initiative: A Pragmatic Solution?

Matsumoto devotes considerable attention to Morocco’s 2007 autonomy initiative, which he presents as a pragmatic and legally sound alternative to the stalemated referendum proposal. The initiative offers significant autonomy to the Sahara under Moroccan sovereignty, balancing local governance with national integration.

The author praises the initiative for its potential to break the diplomatic deadlock, citing support from several European and African countries as evidence of its viability. He also highlights the initiative’s emphasis on economic and social development, arguing that it aligns with the region's broader goals of stability and human rights.

While Matsumoto’s endorsement of the autonomy initiative is well-argued, the book could have addressed its limitations more critically. For instance, the author might have explored the practical challenges of implementing such a proposal, including the logistics of governance, resource allocation, and integrating diverse political actors.

The Limitations of Referenda

One of the book’s most incisive critiques is its analysis of referenda as a tool for conflict resolution. Matsumoto identifies several flaws in the proposed referendum for the Sahara, including its zero-sum nature, its susceptibility to manipulation, and its failure to address underlying issues of governance and identity.

This critique is particularly relevant given the global trend of using referenda in conflict resolution, from Brexit to South Sudan. Matsumoto’s argument underscores the need for alternative mechanisms that prioritize compromise and inclusivity over binary choices.

However, the book could have expanded on these alternatives. For instance, Matsumoto might have explored models of power-sharing or federalism as potential solutions, drawing on examples from other conflict zones.

A Multidimensional Methodology

One of the book’s strengths is its multidimensional approach, which integrates legal, historical, and human perspectives. Matsumoto emphasizes the importance of grounding legal analysis in historical context, recognizing the colonial legacies and geopolitical dynamics that shape the Sahara conflict. He also prioritizes the human dimension, advocating for policies that promote the well-being and aspirations of Saharan populations.

This holistic approach sets Matsumoto’s work apart from more narrowly focused studies. By weaving together diverse strands of analysis, the book provides a comprehensive framework for understanding the Sahara conflict and its broader implications for international law and regional stability.

Conclusion

In The Sahara Conflict and International Law, Pr. Matsumoto Shoji offers a masterful analysis of one of North Africa’s most enduring disputes. His integration of legal, historical, and geopolitical perspectives provides a nuanced and balanced view of the Sahara conflict, highlighting both the challenges and opportunities for resolution. While the book’s comprehensive approach is commendable, certain areas, such as the philosophical underpinnings of self-determination and the practical challenges of implementing autonomy, could have been explored in greater depth.

Overall, Matsumoto’s work is a significant contribution to the study of international law and conflict resolution. By addressing the Sahara conflict within a broader framework of legal and political principles, the book offers valuable insights not only for scholars and policymakers but also for anyone interested in the complexities of territorial disputes and international governance.

This critical review underscores the relevance and importance of Matsumoto’s integrated approach, making The Sahara Conflict and International Law an essential read for understanding the interplay between law, politics, and diplomacy in resolving complex conflicts.

RELATED CONTENT

  • Authors
    Youssef El Jai
    January 22, 2020
    Ce Policy Brief vise à : • présenter la Mauritanie à travers sa géographie et sa politique intérieure ; • examiner les relations entre le Maroc et la Mauritanie et • à explorer les voies d’une coopération plus soutenue entre les deux pays. Le Maroc et la Mauritanie bénéficient d’une proximité géographique propice aux échanges et à la coopération. De plus, les enjeux fondamentaux qui se jouent actuellement dans la bande sahélo-saharienne et la place que prend le Maroc et la Mauritan ...
  • Authors
    January 20, 2020
    Le 3 octobre 2016, la Turquie a déposé une plainte contre le Maroc devant l’Organisation Mondiale du Commerce (OMC) au sujet des mesures antidumping appliquées par le Maroc contre les exportations turques en Acier laminé à chaud.1 Suite à l’échec des consultations entre les deux pays, la Turquie a demandé, le 12 janvier 2017, l’établissement d’un groupe spécial pour examiner la conformité des mesures prises par le Maroc avec le droit de l’OMC. Demande qui marque le passage du litige ...
  • Authors
    January 3, 2020
    La Libye entame l’année 2020 dans une atmosphère d’escalade. Le conflit s’internationalise et menace la stabilité d’au moins trois régions imbriquées par le fait géographique, les intérêts géopolitiques et par la continuité historique: - Toute la région méditerranéenne est concernée par la conjoncture libyenne. Qu’il s’agisse de sa partie orientale (Egypte, Turquie, Liban, Syrie, Israël, Chypre et Grèce) ou de son flanc occidental (Maroc, Algérie, Tunisie, France, Italie et Espagne ...
  • September 9, 2019
    One of the first sovereign decisions of independent Morocco was to create the Royal Armed Forces (FAR) on 14 May 1956. Since then, the mission of the Moroccan army is consistent with the country's historical continuity shaped by strategic constants, it has however been subject to both conceptual and operational pressures since the late 1990s, as the lines between defense and security have blurred. This paper explores the central issue of adjusting the Royal Armed Forces (FAR) to a r ...
  • March 20, 2019
    Le retour du Maroc à “sa famille institutionnelle “ à travers son adhésion à l’Union africaine (UA), il y a deux années, a nourri des espoirs sur la possibilité d’une évolution positive de la posture de cette Organisation sur la question du Sahara. Ce retour a, en même temps, suscité des appréhensions et des craintes sur d'éventuelles complications du dossier par une intrusion de l'Organisation continentale dans un processus exclusivement onusien, orienté, depuis 2000, vers la reche ...
  • Authors
    March 8, 2019
    Bouteflika ou ceux qui utilisent son image sont allés jusqu’au bout. Ils ont déposé la candidature du président sortant pour un cinquième mandat consécutif. Ni les gesticulations d’une opposition dépassée par les événements, et qui a préféré le boycott à la lutte, ni le mouvement des foules qui rappelle un certain ‘’Printemps arabe’’, n’ont dissuadé le régime de se maintenir dans sa position initiale : faire briguer au président un 5ème mandat. Panne d’alternatives Pourtant, aucun ...
  • December 14, 2018
    AD TALK: MEDITERRANEAN AND NORTH AFRICAN DIMENSIONS OF THE ATLANTIC DYNAMICS Moderator Jeff Koinange, Senior Anchor, Citizen Television Speakers Amre Moussa, Former Secretary-General of the Arab League, Egypt Miguel Angel Moratinos, Former Minister of Foreign Affairs, Spain PLENARY IV: ...
  • December 14, 2018
    AD TALK: MEDITERRANEAN AND NORTH AFRICAN DIMENSIONS OF THE ATLANTIC DYNAMICS Moderator Jeff Koinange, Senior Anchor, Citizen Television Speakers Amre Moussa, Former Secretary-General of the Arab League, Egypt Miguel Angel Moratinos, Former Minister of Foreign Affairs, Spain PLENARY IV: ...
  • Authors
    October 24, 2018
    Dans le contexte conflictuel en Libye, ce papier explore le rôle des acteurs politiques ainsi que leurs interactions. Suite à une évaluation des forces en présence, il s’agit de dégager une notion commune dans le discours politique libyen, celle de « peuple », et de l’analyser d’un point de vue historique pour en comprendre les implications. Cette mise en situation permettra, par la suite, d’aborder les conditions institutionnelles et politiques pour l’organisation possible d’électi ...
  • Authors
    Sous la direction de
    Lassina Diarra
    Taoufik Marrakchi
    Rahima Moomin
    Joana Osei-Tutu
    Hassane Saoudi
    Madu Fatchou Sangueh
    October 11, 2018
    En parcourant le sommaire de cet ouvrage, et plus encore en prenant connaissance de son contenu, le lecteur réalise qu’il s’agit bel et bien d’un miroir du continent africain. La diversité des plumes renvoie à une large palette de thématiques sur lesquelles les auteurs, académiciens, experts et autres praticiens, livrent leurs analyses. Le tout, pour un décryptage le plus pointu possible de la dynamique qui traverse l’Afrique et des tendances qui s’y dessinent. Nous ne sommes que t ...