Now the primary vehicle for food distribution inside Gaza, the controversial U.S.- and Israeli-backed operation is an issue in ongoing ceasefire negotiations.

The Israeli military published new evacuation warnings for areas of central Gaza on Sunday, in one of the few areas the military has rarely operated with ground troops.

More than 60 people were killed according to the health ministry and Mohammad Abu Salmiya, the director of Al-Shifa Hospital in Gaza City.

Nearly 30 nations on Monday issued a joint statement saying Israel's ongoing war with Hamas in Gaza has "reached new depths" and "must end now."

The UK and 27 other countries have called for an immediate end to the war in Gaza, where they say the suffering of civilians has "reached new depths".

The statement begins by declaring that "the war in Gaza must end now".

The World Health Organization said the Israeli military attacked its staff residence and main warehouse in the Gazan city of Deir al-Balah on Monday, compromising its operations in Gaza. The United Nations agency said the WHO staff residence was attacked three times,

At least 73 people were killed while attempting to access aid at locations across Gaza on Sunday, the health ministry in the Palestinian territory said.