Article by Chaim Even-Zohar
The Litani as a Lost Northern Line
The idea of the Litani River as Israel’s operative northern line, once largely the province of strategic speculation, has now re-entered mainstream Israeli political discourse. In March 2026, Defense Minister Israel Katz said that Israel intended to hold a “security zone” up to the Litani River, while Finance Minister Bezalel Smotrich went further and declared that “the new Israeli border must be the Litani.” For many Israelis, the argument is presented in strictly military terms: Hezbollah, or any other Iranian proxy, should never again be allowed to establish a launch area directly opposite the Galilee. Yet there is also an older, more historical register in which the Litani is discussed. In that register, the river is not merely a useful military line. It is treated as a reminder that the present Israel-Lebanon border was not inevitable, but the product of post-Ottoman imperial bargaining. [1]
That point matters because the Balfour Declaration of 1917, though pivotal, did not itself define the borders of the future Jewish National Home. It endorsed the establishment in Palestine of such a home but left the territorial limits of “Palestine” unresolved. The question of frontiers was therefore pushed forward into the diplomatic struggles that followed the First World War. [2]
A very early formal expression of the Litani idea appeared during those struggles. In its submission to the Paris Peace Conference in 1919, the Zionist Organization proposed a northern boundary beginning on the Mediterranean south of Sidon and running eastward along the Lebanese watershed. Even more striking than the cartographic line was the accompanying rationale. The memorandum argued that Palestine required control of its rivers and their headwaters, described Mount Hermon as the country’s true “father of waters,” and added that the rights of the inhabitants south of the Litani should be protected by international arrangement. In other words, long before Ben-Gurion, leading Zionist diplomacy had already linked the future Jewish National Home to a northern frontier shaped not only by history and sentiment, but by water, topography, and strategic depth. [3]
None of this became the accepted frontier. The actual border emerged from Anglo-French bargaining after the war. The Franco-British Convention of 23 December 1920 laid down the basic division between the mandatory territories, and the subsequent Paulet-Newcombe demarcation, incorporated into the 1923 boundary agreement, fixed the frontier that later became the international line between Israel and Lebanon. Whatever later generations may say about the line’s arbitrariness, it did acquire legal force through those arrangements. The present border was therefore neither a timeless historical frontier nor the realization of maximal Zionist aspirations. It was a compromise line produced by British and French statecraft. [4]
Ben-Gurion’s own later references should be read against that background. He did not invent the Litani idea; rather, he inherited and reworked it. In a letter written from London on 3 July 1937, during the debate over the Peel Commission, Ben-Gurion complained that Palestine had already been dismembered twice: first, he wrote, by detaching “the north of the Galilee up to the Litani” and assigning it to the French Mandate, and then by severing Transjordan. The significance of the passage lies not in its rhetorical sharpness but in its historical assumption. Ben-Gurion was plainly treating the Litani line as part of an earlier and, in his view, unjustly lost northern horizon of Eretz Israel. [5]
He returned to the theme in even more dramatic language in 1948. On 24 May of that year, in a diary entry written in the midst of war, he proposed the creation of a Christian state in Lebanon with the Litani as its southern border, allied to Israel. Less than a month later, on 18 June 1948, he again speculated that after defeating the Arab Legion, Israel might break up Lebanon and establish a Christian government in “new zones” associated with the Litani. These were not formal diplomatic programs, nor were they statements of internationally recognized borders. They were wartime strategic reflections. But they demonstrate that in Ben-Gurion’s mind the Litani remained a meaningful political and military marker. [6]
The historical pattern is therefore quite clear. The Litani did not suddenly appear in Israeli thinking because of Hezbollah, nor did it originate with Ben-Gurion. It was already present in Zionist territorial thought in 1919, before the Mandate borders were fixed. Ben-Gurion later invoked it both retrospectively, as part of a lost territorial conception, and prospectively, as part of wartime strategic thinking. What has happened in the present moment is not the birth of a new idea, but the return of an old one. The difference is that what was once a mixture of hydrological argument, frontier imagination, and strategic speculation has now reappeared as an openly stated contemporary security doctrine. [7]
Notes
- Reuters, “Israel’s military to occupy swathe of southern Lebanon, defence minister says,” March 24, 2026; Reuters, “Israeli minister calls for annexation of southern Lebanon,” March 23, 2026.
- “Balfour Declaration,” November 2, 1917, Avalon Project, Yale Law School.
- Office of the Historian, Foreign Relations of the United States, 1919, The Paris Peace Conference, vol. IV, document 9, especially the annexed frontier formula beginning “South of Sidon”; Boston University, “Zionist Organization Statement on Palestine,” reproducing the accompanying memorandum language on rivers, headwaters, Hermon, and the inhabitants south of the Litani.
- Office of the Historian, Foreign Relations of the United States, 1921, vol. I, document 113, transmitting the Franco-British Convention of December 23, 1920; International Boundary Study No. 75: Israel-Lebanon Boundary (U.S. Department of State, 1967), summarizing the 1923 boundary agreement and subsequent demarcation history.
- Ben-Gurion Archive, “Letters from London,” July 3, 1937, in which Ben-Gurion wrote that “the north of the Galilee up to the Litani” had earlier been torn away and given to the French Mandate.
- Ben-Gurion Archive, diary entry of May 24, 1948, proposing a Christian state in Lebanon with the Litani as its southern border; Ben-Gurion Archive, diary entry of June 18, 1948, speculating about breaking up Lebanon and establishing a Christian government in “new zones” tied to the Litani.
- On the distinction between the earlier Zionist claim and the later legally operative border, see again the 1919 Zionist memorandum, the 1920 Franco-British Convention, and the 1923 delimitation materials.
