On June 19, 2026 (Day 113 of the Iran-Israel-US war, Operation Epic Fury / Friday), the deal advanced economically and nearly fractured militarily on the same day. THE ECONOMIC SIGNAL: commercial traffic through the Strait of Hormuz rose sharply after Iran and the United States agreed to reopen the waterway under their deal to end the war, according to ship-tracking data (RFE/RL) — the first verified, data-confirmed surge in transits, converting the prior day’s blockade-lift into measurable movement and validating the agreement’s central economic mechanism. THE LEBANON NEAR-RUPTURE: hours earlier, the conflict’s deadliest front flared. After a Hezbollah attack the previous day killed four Israeli soldiers, Israel struck roughly 150 targets across southern Lebanon — centered on Nabatieh, with later strikes in the Bekaa Valley — and the Lebanese Health Ministry said the strikes killed at least 47 people and wounded about 97, including at least seven women and two children (Times of Israel, CNN, PBS). The bombardment briefly led the US and Iran to call off their planned talks and put direct pressure on the memorandum, which calls for a ceasefire on all fronts including Lebanon. By roughly 4 p.m., Israel and Hezbollah agreed to renew their ceasefire, brokered by the United States and Qatar through separate channels with Israel and Iran; the Israel Defense Forces confirmed the deal but said Israel was “prepared to continue fighting if called upon to do so,” and made clear its troops would not withdraw from the buffer zone it holds in southern Lebanon (RFE/RL, Washington Times, CNN). The renewed truce appeared fragile: Hezbollah lawmaker Hassan Fadlallah said the group retained the right to respond to Israeli attacks, and Lebanese President Joseph Aoun condemned the strikes as “a dangerous escalation” that “effectively targets all ongoing efforts to consolidate the ceasefire and end the war” (Times of Israel, PBS). THE DIPLOMATIC FALLOUT: Vice President Vance postponed his trip to Switzerland — the White House cited “logistics” — after the Lebanon strikes briefly derailed the planned US-Iran session, while envoy Steve Witkoff headed to Switzerland and Jared Kushner was already on site for weekend technical talks meant to convert the MOU into a detailed implementation plan; a senior US official called the weekend meeting “quite critical” (RFE/RL, Times of Israel, CNN). Vance also drew Israeli outrage for saying Trump is “the only head of state… sympathetic” to Israel and questioning attacking “the only powerful ally” Israel has left. IMPLEMENTATION DETAILS: Iran demanded that ships transiting the Strait of Hormuz coordinate their routes, even as the MOU sets 60-day toll-free passage as before the war, and a report said the US and Qatar were working on a plan to release billions in frozen Iranian funds for humanitarian needs (Times of Israel, PBS). Markets were mixed, with US futures slipping after a prior tech-led rally (AP/Britannica). Net assessment: Day 113 shows the deal working where it is binding and economic — Hormuz traffic surging — and straining where it is not — the Israel-Lebanon front, which Israel does not consider itself bound by, tested the “all fronts” language within 48 hours of the signing and barely held, with the weekend Geneva talks now the pivot toward whether the interim deal becomes a durable one.