• Trump offers to revive U.S. mediation over Nile water sharing

• Plan aims to secure Egypt’s water flows and Ethiopia’s power generation

• GERD remains the core economic and security fault line

U.S. President Donald Trump said on January 16 he is willing to step back into the role of mediator between Egypt and Ethiopia in an effort to break the deadlock over Nile water sharing. The initiative would revive U.S.-led talks launched during his first term, which collapsed in 2020 after Ethiopia walked away and were later taken up by the African Union without producing an agreement.

Trump said the objective is a lasting settlement that reflects the Nile’s critical importance for Egypt, while creating room for cooperation across the basin. He argued that a mix of technical expertise, transparent negotiations, and sustained U.S. engagement could help the parties move toward a durable outcome.

The approach outlined by Washington is built around a trade-off with clear economic implications. On one side, it seeks to secure predictable and regular water releases during dry periods for Egypt and Sudan. On the other, it aims to preserve Ethiopia’s ability to generate large volumes of electricity from the Nile, with the prospect of exporting power to neighboring countries and strengthening regional energy links.

GERD at the core of the dispute

At the center of the standoff is the Grand Ethiopian Renaissance Dam (GERD), inaugurated in September 2025 on the Blue Nile near the Sudanese border. With installed capacity of more than 5,000 MW and an investment estimated at $5 billion since construction began in 2011, the dam is a cornerstone of Ethiopia’s development agenda. Authorities see it as a driver of electrification, industrial growth, and more efficient use of national water resources in a country where power access remains uneven.

Egypt, by contrast, sees the project as a structural threat. The country relies on the Nile for over 90% of its freshwater, which underpins agriculture and supplies a population exceeding 100 million. Cairo has repeatedly criticized what it views as unilateral decisions, while maintaining that it does not oppose Ethiopia’s development and remains committed to a negotiated solution.

Sudan occupies a middle ground. While the GERD could help regulate floods and support agricultural activity, Khartoum has raised concerns about the safety of its Roseires dam and the absence of binding coordination on water management. A declaration of principles signed in 2015 failed to translate into agreement on how the dam should be filled and operated.

High economic stakes

Beyond diplomacy, the Nile dispute carries heavy economic consequences. For Ethiopia, power generation from the GERD is central to growth, industrialization, and future electricity exports. For Egypt, any uncoordinated shift in river flows would have immediate effects on farming, rural employment, and food security. This asymmetry underpins Cairo’s demand for a legally binding framework governing the dam.

The history of the project reflects the sensitivity of the issue, with past leaks and public statements alluding to military scenarios tied to Nile water security. Trump’s renewed offer of mediation comes at a point where the dam is already in operation, but the rules governing its use remain unresolved.

The challenge now is whether the Blue Nile can be managed as a shared economic asset, built on predictable flows and coordinated oversight, or whether it will continue to be a source of strategic rivalry. Some observers caution that U.S. involvement under Trump could face skepticism in Addis Ababa, given Washington’s close relationship with Egyptian President Abdel Fattah al-Sissi, raising doubts over the perception of neutrality.

Olivier de Souza, Ecofin Agency