Follow NBC News' live coverage as Iran responds to Hezbollah leader Hassan Nasrallah's killing in an Israeli strike.

Its intelligence had long tracked Hassan Nasrallah and it recently learned he planned to move, which would have closed the ...

Iran is highly likely to retaliate aggressively against Israel if Israel has successfully eliminated Lebanese Hezbollah ...

Hezbollah confirmed Saturday that its leader of more than three decades was killed in an Israeli airstrike in southern Beirut ...

In the short term, Israel’s strike may bring more chaos. But it holds the promise of a future peace.

Iran has announced that a prominent general in its paramilitary Revolutionary Guard sanctioned by the U.S. died in an ...

Leaders in Tehran suggested it would be the Lebanese militia that would strike back at Israel after the killing of Hassan ...

Fissures have opened within the Iranian government over how to respond to Nasrallah’s killing, with conservatives arguing for ...

Israel's killing of Hezbollah chief Sayyed Hassan Nasrallah was met with silence by many Sunni-led states across the region, ...

The severity of Israel’s attacks have called into question the very reason for the organization's existence, which was ...

The devastating blow to Hezbollah by Israel has a place in the global struggle between the “coalition of inclusion” and ...