Cairo reserves its right under international charters to defend its water source as a matter of national security in the event of harm, raising the spectre of military conflict.
El-Sisi faces a number of challenges on the road. These include the current war in Gaza, threats to Egypt's share in the water of the Nile River, rising inflation and high birth rates.
The visionary painter died 50 years ago. He was just 35 and had only put his work on show once. Cairo is displaying his influential and unique pieces, which helped modernize Egyptian and Arabic art.
Ursula von der Leyen's visit to Egypt reflects European fears that the expulsion of 2.3 Palestinians from Gaza would create an unprecedented wave of illegal migrants to Europe across the Mediterranean
Egypt has repeatedly rejected any attempt to push Palestinians in Gaza to the Sinai. It will also almost certainly reject taking control over the enclave after the current Israeli assault ends.
Palestinian death is increasingly being seen through the lens of cold political calculations. The world's silence over Gaza's horrors has drowned out the desperate screams of its people.
Although Tehran should understand by now that its hand is weak, it remains to be seen whether it can give up its fantasy of empire. Talks in Oman will be telling.
In Türkiye for talks and a conference, Syria's new president knows that there is much to do and many to satisfy if he is to rebuild his country. Amidst the smiles, those with agendas jostle.
With numbers so staggering and stories so harrowing, we can't say we don't know what's happening. More needs to be done to address what has become 'the world's largest displacement crisis'.