Israeli Defence Minister Israel Katz threatened Friday to annex parts of the Gaza Strip unless Hamas militants release the remaining Israeli hostages held in the war-battered Palestinian territory.

The warning came as Israel pressed the renewed assault it launched on Tuesday, shattering the relative calm since a January 19 ceasefire.

A Palestinian source close to the ceasefire talks told AFP late Friday that Hamas had received a proposal from mediators Egypt and Qatar for re-establishing a truce and exchanging hostages for Palestinian prisoners "according to a timeline to be agreed upon".

The source said the proposal "includes the entry of humanitarian aid" into Gaza, which has been blocked by Israel since March 2.

Israel resumed intensive bombing of Gaza on Tuesday, citing deadlock in indirect negotiations on next steps in the truce after its first stage expired this month.

The territory's civil defence agency said Israeli strikes killed 11 people on Friday -- three in pre-dawn strikes and eight more during the daytime.

On Thursday, it had reported a death toll of 504 since the bombardment resumed, one of the highest since the war began more than 17 months ago with Hamas's attack on Israel.

In a statement Friday, Katz said: "I ordered........

© Al Monitor