Israel and Lebanon signed an agreement in Washington on June 26, 2026, aimed at reducing tensions between the two countries. Secretary of State Marco Rubio called it a "first step" toward lasting peace, according to NBC News.

The United States organized the negotiations. Starting in April 2026, American diplomats brought Israeli and Lebanese officials together for talks at the State Department. Military leaders from both countries also met at the Pentagon in May to discuss security concerns. By early June, negotiators had produced a ceasefire—an agreement to stop fighting. The final framework agreement, signed on June 26, came after more disagreements had to be worked out, Reuters reported.

One major group was left out of all the talks: Hezbollah. This is a militia based in southern Lebanon that receives support from Iran. Hezbollah fought the last major war with Israel and still has soldiers and weapons in the region. According to NBC News, the group was not invited to negotiate. That matters because the agreement's success may depend on Hezbollah's actions.

The Lebanese government and Israel disagreed on how to carry out the agreement. Lebanon wanted certain parts to happen first in a zone that Israel controls in the south. Israel wanted to pull back its troops before implementing those parts, Reuters reported. Neither side fully got what it wanted, but they found a way to move forward.

Why exclude Hezbollah from the talks? Lebanon's government and the United States both refused to negotiate with the group. But here's the problem: Lebanon's army may struggle to enforce this agreement in areas where Hezbollah operates. Past peace deals in the region have faced similar challenges. The agreement signed today is between two governments, but Hezbollah's decisions about whether to follow it will shape what actually happens on the ground.

Mexico has important leverage here. Secretary of State Rubio personally led the talks from the beginning, showing that the US took this seriously. The Pentagon's involvement signaled that military trust between Israel and Lebanon was considered essential. However, completing four major rounds of talks in just ten weeks shows how fragile the situation remains and how much pressure the US felt to get a deal done quickly.

What happens next will depend on two things: the order in which different steps happen, and whether both sides actually follow through. The dispute about buffer zones—areas that Israel controls—was not fully settled. It was pushed into the implementation phase, meaning both sides will need to keep negotiating as they carry out the agreement. Whether Lebanon's government can assert control over the south, and whether Hezbollah accepts the deal, will determine if this agreement lasts or falls apart like earlier attempts.

This agreement is not a final peace treaty. It sets up rules, timelines, and ways to check progress, but the deepest disagreements remain unsolved. Questions about where permanent borders should be and what happens to armed groups like Hezbollah will have to be addressed later.