Jan Egeland, secretary-general of the Norwegian Refugee Council, warns that the United States-Israel war on Iran is driving mass displacement and pushing humanitarian systems towards collapse.

Speaking to Talk to Al Jazeera, he says that civilians across Iran, Lebanon, Gaza and Sudan are paying the price of escalating conflict, that aid is dangerously overstretched, and that international humanitarian law is being eroded as the region faces an expanding crisis.

Al Jazeera journalists sit down with top newsmakers from around the world.