Palestinians sheltering in tents or seeking scarce food aid were among at least 25 people killed by Israeli strikes and shootings Saturday in Gaza, according to local hospitals, as the world confronted an exceptional announcement that famine is now gripping Gaza’s largest city.

The military escalation comes as mediators await a response from Israel to a ceasefire proposal that Hamas has already accepted.

The world's leading authority on food crises says the Gaza Strip’s largest city is gripped by famine, and that it is likely to spread without an immediate ceasefire and an end to restrictions on human