The Main Dam. "Inauguration of the Grand Ethiopian Renaissance Dam (September 9, 2025)". Image courtesy of PMO Barbados via Flickr (Public Domain).

Published on October 27, 2026

Every large dam divides as much as it connects, and the Grand Ethiopian Renaissance Dam is no exception. A monumental feat of architecture and engineering, the mega-dam has brought everyone together, for better or worse, to interrogate who gets to declare sovereignty over the riches of the river , be it water or momentum, and to challenge colonial-era Nile treaties.

Inaugurated in September 2025, the Grand Ethiopian Renaissance Dam, or GERD , is a grand concrete structure on the Blue Nile in western Ethiopia within the Benishangul-Gumuz region, just 30 kilometers upstream along the river and east of the border with Sudan.…