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Ethiopia’s Legal Rights to Sea Access: A Century-Old Quest for Red Sea Sovereignty

For Ethiopia, the dream of blue water is as old as the nation itself. As the second-most populous country in Africa and the largest landlocked country in the world by population, Ethiopia’s pursuit of “sea access” has transformed from a diplomatic whisper into a defining national agenda . With a population surpassing 130 million and an economy that is one of the fastest-growing on the continent, the question of access to the Red Sea has become an existential issue of statehood, security, and economic survival . But does a nation that lost its coastline decades ago have a legal right to demand it back? According to a growing chorus of international legal scholars, the answer is a qualified yes.
The Historical Context: From Empire to Landlocked
To understand Ethiopia’s current legal arguments, one must look at the map of the late 20th century. For most of its history, the Ethiopian Empire had direct access to the Red Sea. This changed in 1993 when Eritrea formally seceded following a 30-year war and a UN-supervised referendum, taking with it approximately 1,350 kilometers of Red Sea coastline and the critical ports of Assab and Massawa .
Ethiopia argues that this separation was not merely a geopolitical shift but a legal anomaly. Scholars at Samara University argue that Ethiopia was stripped of its maritime access through what they describe as discriminatory historical processes lacking international legitimacy. Muktar Toyib, Head of the Department of Political Science and International Relations at the university, points to a critical legal vacuum: at the time Ethiopia lost its coastline, there was no signed treaty or formal covenant authorizing such a total deprivation of sea access .
“When Eritrea seceded from Ethiopia, it should not have unilaterally incorporated the entirety of the Red Sea maritime body that previously belonged to the Ethiopian state.” — Muktar Toyib, Samara University
This argument hinges on the principle of “equitable utilization” found in international maritime law. The claim suggests that because Eritrea inherited the coastline as a successor state, it inherited an obligation to negotiate access for its predecessor, rather than granting itself an absolute monopoly .
The UNCLOS Framework: Rights and Limitations
The primary legal instrument governing the world’s oceans is the United Nations Convention on the Law of the Sea (UNCLOS). For landlocked states, UNCLOS provides a robust framework for accessing the sea, albeit one based on cooperation rather than sovereign ownership.
Right of Access and Transit
Article 125 of UNCLOS enshrines the right of landlocked states to access the sea for trade and economic purposes. However, this right is not absolute; it must be exercised through agreements with the transit state . The convention balances the rights of landlocked nations with the sovereignty of coastal states, ensuring that transit states can protect their legitimate interests regarding security and the environment as long as they do not unduly impede access .
Equality in Ports
Beyond transit, UNCLOS ensures that ships flying the flag of landlocked states are entitled to treatment equal to that accorded to other foreign ships within maritime ports. This principle of non-discrimination aims to level the playing field for nations like Ethiopia in international maritime commerce .
The Ratification Hurdle
While Ethiopia signed UNCLOS in 1982 and ratified it in 2012, it has not yet deposited its instrument of ratification with the UN Secretary-General. This technicality means the convention does not formally apply to Ethiopia. However, legal analysts suggest that this is more of a procedural hurdle than a substantive one. The greater challenge is that the right of access has not solidified into customary international law strong enough to compel a reluctant coastal state to grant access without a bilateral deal .
Historic Treaties and Precedents
Ethiopia’s legal team can also draw upon historic treaties to bolster its moral and legal case. The Italo–Ethiopian Treaty of 1928, also known as the Treaty of Friendship, explicitly granted Ethiopia a concession to the Red Sea at the port of Assab in the Italian colony of Eritrea. The treaty called for cooperation in building a road between Assab and the Ethiopian city of Dessie, formalizing Ethiopia’s economic reliance on and rights to that port .
For Ethiopia, this treaty is evidence that international actors have historically recognized its need for an outlet. It supports the narrative that access to Assab is not a novel demand but a restoration of a long-standing right that was disrupted by colonial occupation and subsequent political upheaval .
The Geopolitical Reality: Sovereignty vs. Survival
Despite the legal arguments, the path to the sea is blocked by hard geopolitical realities. Since the border war with Eritrea (1998-2000), Ethiopia has been barred from using Assab, forcing it to rely on Djibouti for over 95% of its trade. This dependency costs Ethiopia an estimated $1.5 billion to $2 billion annually in port fees and logistics .
The Eritrean Stance
Eritrea views Ethiopia’s claims with deep suspicion. Information Minister Yemane Gebremeskel has described Ethiopia’s push as a “toxic agenda” of irredentism—the policy of reclaiming lost territory. Eritrea insists that the border issue was legally settled decades ago and that any attempt to reopen it is a “redline that should not be crossed” .
The Egyptian Factor
Complicating matters further is the involvement of Egypt. Cairo has historically viewed the Red Sea as a vital national security zone. Due to the ongoing dispute over the Grand Ethiopian Renaissance Dam (GERD), Egypt has aligned itself with Eritrea to counterbalance Ethiopia’s influence. Analysts suggest that Egypt views any Ethiopian naval or commercial presence near the Bab el-Mandeb strait as a strategic threat to its own dominance over the Suez Canal and Red Sea security, potentially leading to proxy tensions in the region .
Progress with Somalia
Interestingly, while tensions with Eritrea remain high, Ethiopia has made diplomatic headway with Somalia. In December 2024, mediated by Turkey, Ethiopia and Somalia agreed to start technical negotiations for commercial port access. Unlike the previous controversial deal with the breakaway region of Somaliland, this new framework explicitly respects Somalia’s territorial sovereignty, aiming for a “mutually beneficial commercial arrangement” .
Pathways to the Sea: Diplomacy and Mutual Benefit
Given the legal and political landscape, Ethiopia’s strategy has shifted from unilateral claims of sovereignty to a framework of mutual benefit.
Foreign Minister Gedion Timotheos recently stated that Ethiopia has successfully transitioned its quest for sea access into a “diplomatically accepted position,” and the focus is now on implementation . This shift is supported by key international players:
- France: President Emmanuel Macron has expressed readiness to support Ethiopia’s quest through dialogue, respecting international law .
- Italy and Israel: Ambassadors from both nations have voiced support for Ethiopia’s right to peaceful and negotiated access, viewing it as vital for regional stability and economic growth .
- Sweden: Parliamentary defense leaders have also reiterated backing for Ethiopia’s efforts .
Ethiopia’s claim to Red Sea access is a complex tapestry woven from historical treaties, modern international law (UNCLOS), and the raw necessities of demography and economics. While no international law explicitly bars Ethiopia from regaining access, no law grants it sovereign territory without the consent of the current sovereign state .
The legal arguments put forth by scholars—focusing on the illegitimacy of the historical separation and the principle of equitable utilization—provide a powerful foundation for negotiation. However, the ultimate resolution lies in the realm of diplomacy.
The future of Ethiopia’s quest will likely be decided not in international courts, but at the negotiating table where the interests of 130 million people seeking prosperity must be balanced against the sovereignty of Red Sea states. As the nation moves “from recognition to implementation,” the world watches to see if one of Africa’s oldest civilizations can finally secure its place on the sea .
