Egypt has condemned Israel’s decision to impose a complete siege on the Gaza Strip, accusing it of using “starvation as a weapon.” Egyptian Foreign Minister Badr Abdelatty on Sunday called for the immediate implementation of the next phase of the Israel-Hamas ceasefire.

The International Committee of the Red Cross warned that unraveling the ceasefire could push Gaza’s population of over two million back into crisis. Meanwhile, U.N. humanitarian chief Tom Fletcher called Israel’s decision “alarming,

Israel on Sunday blocked aid flowing into Gaza, where a six-week truce enabled the entry of vital food, shelter and medical assistance, prompting the UN to call for an immediate restoration of humanitarian assistance.