Israel and Hamas agreed to a ceasefire and hostage release deal on Jan. 15, following more than 15 months of devastating war.

After months of deadlock, Israel and the militant group Hamas reached a fresh Gaza ceasefire and hostage release deal.

Here are the main elements of the ceasefire deal, according to the official briefed on the agreement: * A six-week initial ceasefire phase includes the gradual withdrawal of Israeli forces from central Gaza and the return of displaced Palestinians to northern Gaza * The deal requires 600 truckloads of humanitarian aid to be allowed into Gaza every day of the ceasefire,