Israeli troops pull back but maintain a watchful eye on the tens of thousands of Gazans who had been displaced during the 15 months of fighting.

The opening was delayed for two days over a dispute between Hamas and Israel, which said the militant group had changed the order of the hostages it released in exchange for hundreds of Palestinian prisoners.

Israel and Hamas reached a deal to resolve a disagreement over the exchange of a female civilian hostage that had threatened to derail the truce. Lebanon, however, saw the deadliest day since Israel’s truce with Hezbollah took effect.