Israeli airstrikes on Monday killed at 492, including 35 children, in Lebanon, marking the deadliest attack on the country in nearly two decades.

It was the deadliest day in decades of hostilities between Israel and the militants, who stepped up their own barrage of rockets.

Israel’s military has warned civilians to avoid Hezbollah positions as it pounds southern Lebanon, while it was reported that phone warnings have been received across the country. The Israeli army reported on Monday that its warplanes had launched more than 100 strikes in the south and east of Lebanon and warned of further action against the Iran-backed armed group,