Israeli authorities said they would stop working Thursday with the main United Nations agency caring for Palestinian refugees, threatening aid deliveries for Gaza that are a key part of the cease-fire deal.

Israel has banned the UN Relief and Works Agency for Palestine Refugees in the Near East (UNRWA) over allegations that the agency shelters terrorists

Massive crowds streamed into the most heavily destroyed part on Monday in accordance with a fragile ceasefire.

Thousands of Palestinians are returning to the northern Gaza Strip Monday as part of the cease-fire and hostage release deal between Israel and Hamas.

Israel on Monday began permitting thousands of Palestinians to return to the devastated northern Gaza Strip for the first time since the early weeks of the 15-month conflict between Israel and the militant group Hamas. The move comes as part of a fragile ceasefire agreement currently in place.

Israel has begun allowing Palestinians to return to the heavily destroyed north of the Gaza Strip for the first time since the early weeks of the 15-month war with Hamas.

Tens of thousands of Palestinians returned to the most heavily destroyed part of the Gaza Strip on Monday as Israel lifted its closure of the north for the first time since the early weeks of the 15-month war with Hamas in accordance with a fragile ceasefire.

The visit by the envoy, Steven Witkoff, was set to take place as Israeli and Hamas officials prepared for a new round of negotiations aimed at cementing the current cease-fire in Gaza and allowing more exchanges of hostages and Palestinian prisoners.

An agreement has been reached between Israel and Hamas that involves the release of additional hostages and the return of Palestinians to the northern part of the Gaza Strip.

Israel has prevented thousands of Palestinians from returning to northern Gaza, accusing Hamas of changing the order of hostages it has released.