This file photo taken on December 26, 2019 shows a general view of the Blue Nile river as it passes through the Grand Ethiopian Renaissance Dam (GERD), near Guba in Ethiopia.
Trump made the remarks as he announced a breakthrough normalization deal between US ally Israel and Sudan, which like Egypt fears that Ethiopia will use up scarce water resources.
Trump -- a close ally of Egypt's general turned president, Abdel Fattah al-Sisi -- had agreed to Cairo's pleas to mediate over the dam, with Treasury Secretary Steven Mnuchin leading talks.
Washington,
US President Donald Trump on Friday voiced anger at Ethiopia over its construction of a huge dam on the Nile River and appeared to suggest that Egypt may destroy it.