Israeli forces carried out several new drone and artillery strikes in Lebanon on Tuesday, further shaking a tenuous ceasefire meant to end more than a year of fighting with Hezbollah.

As tit-for-tat strikes strain a ceasefire between Israel and Hezbollah less than a week since it went into effect, Israel’s defense minister on Tuesday threatened to directly target the Lebanese state should the agreement fall apart.

The latest exchange of fire between Israel and Hezbollah is testing the limits of last week’s already fragile ceasefire deal. Hours after Hezbollah fired two mortar shells at an Israeli military outpost on Monday,