Historically, Israel used buffer zones, such as the security zone in southern Lebanon from 1982 to 2000 and earlier zones in Gaza, but abandoned them due to the belief that technological surveillance, border barriers, and diplomatic arrangements could replace permanent security belts.
By Hezy Laing
Following the devastating Hamas massacre of Israelis of October 7, 2023, Israel has dramatically shifted its security doctrine, abandoning the conception of containment in favor of establishing physical, enforced buffer zones across three distinct frontlines: Gaza, southern Lebanon, and the Golan Heights.
These zones, often termed “yellow lines” or “security zones,” are designed to prevent terrorists from attacking Israeli communities, as they did in the Gaza area.
Historically, Israel utilized buffer zones, such as the security zone in southern Lebanon from 1982 to 2000 and earlier zones in Gaza, but abandoned them due to the belief that technological surveillance, border barriers, and diplomatic arrangements could replace permanent security belts.
The security failure of Oct. 7, which saw thousands of terrorists penetrate the border with ease, inspired a change, with officials declaring that the IDF will not evacuate cleared areas as in the past but instead hold them to create deep barriers.
These zones currently act as “no-go” areas that are cleared of most civilian infrastructure and habitation.
In Gaza, the zone has expanded to cover roughly 51% of the total enclave, or roughly 129 square kilometers, stretching up to 5 kilometers into the territory.
In Lebanon, Israel is enforcing a zone designed to push Hezbollah forces beyond the Litani River, razing Shiite villages used by Hezbollah and erecting defensive earthworks, effectively controlling roughly 6% of the country’s land near the border.
At the same time, Israel demands that Hezbollah withdraw north of the Litani River, a requirement rooted in UN Security Council Resolution 1701.
In the Golan Heights, Israel maintains a 30-km wide security belt facing Syria.
This zone has existed in various forms since the Syrian civil war began, intended to prevent spillover from fighting and infiltration by armed groups.
The zones are guarded by IDF soldiers who use AI-driven surveillance and drones to monitor the areas.
Whether they result in a formal or lasting buffer zone depends on diplomatic negotiations and the security situation.
But Israeli border communities desperately hope these zones remain permanent, and many call for outright annexation of the areas to prevent repeated infiltration and rocket attacks.
