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Iran Conflict 2026
12APR

IDF kills 18 in Lebanon as talks end

2 min read
08:59UTC

Israeli strikes in southern Lebanon continued through the Islamabad talks, with 13 dead in Tefayta alone.

ConflictDeveloping
Key takeaway

Lebanon carries the human cost of a ceasefire that does not cover it.

As the Islamabad talks concluded on 12 April, IDF (Israel Defense Forces) strikes killed 18 people in southern Lebanon, 13 of them in the village of Tefayta. The strikes continued a pattern that began on ceasefire day itself: on 7 April, hours after the Iran ceasefire was announced, Israel struck more than 100 targets across Lebanon, killing at least 303 people and wounding over 1,150.

Benjamin Netanyahu declared the ceasefire "does not bind Israel in Lebanon." Trump supported that position. The 98th Division deployed into southern Lebanon during the ceasefire window, joining four divisions already operating there: the 36th, 91st, 146th, and 162nd . Five IDF divisions are now active in a country that is not formally part of any ceasefire agreement.

Iran formally accused the US of ceasefire violations and warned that its allies are "an inseparable part" of the ceasefire, with violations carrying "explicit costs and strong responses." Hezbollah had fired a missile at Tel Aviv days earlier, triggering air-raid sirens across three Israeli cities; it was intercepted . Iran listed Lebanon as a precondition at Islamabad. It was not resolved.

Lebanon has no seat at the negotiations, no ceasefire of its own, and no voice in the terms. It is the active front in a war whose ceasefire explicitly excludes it. Beirut bears the cost of strikes that Iran cites as violations. For Lebanese civilians, the ceasefire is something that happened to other people.

Deep Analysis

In plain English

The ceasefire announced on 7 April was between the US and Iran. It said nothing about Lebanon, where Israeli forces have been fighting Hezbollah, an Iranian-backed armed group, for months. While US and Iranian diplomats were talking in Islamabad, Israeli strikes killed 18 people in southern Lebanon. Iran had told the talks: Lebanon must be part of any deal. The US and Israel said Lebanon is a separate issue. This matters because Hezbollah is Iran's most important regional partner. For Iran to accept a deal that leaves Lebanon out would be politically very difficult at home, it would look like Iran abandoned an ally. So what happens in Lebanon has a direct effect on whether a nuclear or Hormuz deal is possible.

Deep Analysis
Root Causes

Netanyahu's declaration that the ceasefire 'does not bind Israel in Lebanon' reflects the Israeli government's longstanding position that Lebanese operations are separate from any US-Iran framework. The US accepted this carve-out when it agreed the ceasefire terms, which means the ceasefire was structurally incomplete from day one.

The five IDF divisions currently in southern Lebanon represent a force posture that has no parallel since the 2006 war; the 98th Division's deployment alongside the 36th, 91st, 146th, and 162nd represents the largest Israeli ground commitment in Lebanon in two decades. This is not an incidental border operation, it is a sustained campaign.

What could happen next?
  • Risk

    Iran's formal ceasefire violation accusation over Lebanon operations provides Tehran with a legally-framed pretext to abrogate the ceasefire at any point before 22 April, particularly if IDF operations intensify or a high-profile Hezbollah target is struck.

  • Consequence

    Lebanon has no seat at the Islamabad talks and no ceasefire of its own; even a complete Iran-US nuclear deal would leave the Lebanese conflict unresolved and Hezbollah under active IDF pressure, creating a persistent flashpoint.

First Reported In

Update #66 · Islamabad collapses: 10 days to expiry

Al Jazeera· 12 Apr 2026
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Causes and effects
This Event
IDF kills 18 in Lebanon as talks end
Lebanon has no seat at the Serena Hotel, no ceasefire of its own, and no voice in the terms under which the parallel conflict continues.
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