The UN said Sunday that thousands of Palestinians looted several of its warehouses and aid distribution centers in the Gaza Strip and warned of a breakdown in law and order after three weeks of Israeli siege and shelling since the Hamas attacks. . "Thousands of people entered several UNRWA warehouses and distribution centers in the central and southern Gaza Strip," said the UN agency, which is by far the largest provider of humanitarian services in the Palestinian region. it's a statement. "It is a worrying sign that public order is beginning to collapse after three weeks of war and a severe siege of Gaza," UNRWA added in a statement. "More than 2 million people, who have nowhere to go in complete safety, are deprived of essential elements to live" Visiting Nepal, UN Secretary General António Guterres expressed his concern this Sunday about the "increasingly desperate" situation in the Gaza Strip and regretted that Israel has "intensified its military operations" in the Palestinian enclave. "The world is witness to a humanitarian catastrophe that is taking place before our eyes," said Guterres in Kathmandu, the Nepalese capital, about the impact of the bombings launched in that Palestinian enclave since the attacks by the Hamas group in Israel. "The situation in Gaza is becoming increasingly desperate, hour by hour. I regret that instead of a cruelly necessary humanitarian pause, supported by the international community, Israel has intensified its military operations," he added.