Egypt relies on it for water, Ethiopia for energy...
Ethiopia begun the second filling of the Grand Ethiopian Renaissance Dam (GERD). Ethiopia informed Egypt and Sudan of the start of the second filling of the dam.
Cairo has called Addis Ababa's latest move a serious threat to "security" in the region - as the country began filling the reservoir without an agreement between Egypt and Sudan.
A UN Security Council meeting on the decade-long dispute over the waterways of the river Nile's main tributary is scheduled for Thursday.
Egyptian President Abdel Fattah el-Sissi earlier warned Ethiopia it would not tolerate Addis Ababa reducing Egypt’s share of water from the Nile. He said that “all options are open” should Egypt’s share be “touched..."