Iran lost its most reliable ally in the Middle East when an Israeli airstrike killed Hezbollah leader Hassan Nasrallah ...

Experts think it is unlikely Iran will escalate the conflict and that it will instead focus on rebuilding Hezbollah and ...

Iran united militias to take on Israel, but as the Israelis pummel one, Hezbollah, the rest have so far largely failed to ...

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

Until the Abraham Accords became a reality, we heard every reason imaginable for why they were not possible. But our ...

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

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

Sen. Marco Rubio (R-Fla.), vice chair of the Senate Intelligence Committee, said it will be Iran’s “decision to make” whether ...

U.S.-designated terror group chief died in "agony" as gases from airstrike explosions gradually choked him, says Israeli news ...

Conservatives have blamed moderate Iranian officials over the killing, and demanded direct retaliation against Israel ...

An explosive report claims an Iranian mole leaked Hezbollah leader Hassan Nasrallah's location, leading to his assassination ...

Hezbollah has confirmed the death of its leader, who helped build the Iran-backed group into one of the most powerful military and political forces in the region.