Israel holds south Lebanon buffer zone as gas dispute returns

The current dispute sits on top of older security and maritime precedents. Israel occupied parts of southern Lebanon from 1982 until its withdrawal in 2000. UN Security Council Resolution 1701, adopted on 11 August 2006, called for Israeli withdrawal, Lebanese state authority in the south and no armed groups other than Lebanon's army and UNIFIL south of the Litani. The maritime track moved separately: Israel and Lebanon finalised a US-mediated boundary agreement on 27 October 2022, assigning Karish to Israel and enabling Lebanese exploration around Qana. The present buffer zone risks blurring those two files again.

The buffer zone sits at the intersection of the Israel-Hezbollah conflict, Lebanon's weak state capacity, Iran-linked regional pressure and Europe's search for non-Russian gas. Gas does not need to be the cause of the military move to become strategically relevant: control over territory, investor confidence and maritime enforcement can all reshape who benefits from Eastern Mediterranean resources.

The issue is timely because Israel's 2026 buffer-zone policy now overlaps with Lebanon's renewed Block 8 exploration push and the still-fragile 2022 maritime settlement. The immediate trigger is renewed scrutiny of whether military control in southern Lebanon could affect access to nearby offshore gas prospects.