Hezbollah fired about 250 rockets and other projectiles into Israel on Sunday, wounding seven people in one of the militant group's heaviest barrages in months, in response to deadly Israeli strikes in Beirut while negotiators pressed on with cease-fire efforts to halt the all-out war.

The U.N. Security Council unanimously adopted Resolution 1701 in August 2006 as part of a cease-fire that ended Israel’s last war with Lebanon. The resolution sought to create a buffer zone in southern Lebanon to prevent fighting between Israel and Hezbollah, but has failed to keep the peace.

Hezbollah launched heavy rocket barrages at Israel late Sunday, targeting areas near Tel Aviv and causing significant damage, in retaliation for an