Four Fronts, No Floor
Five days into the US-Israel war on Iran, the conflict has metastasized to at least four distinct fronts — and the political foundations underneath it are shifting faster than the military ones.
The Lebanon Front Opens
Israel deployed ground troops into southern Lebanon on Tuesday, describing it as "forward defense" to protect border settlements. The Lebanese army withdrew from at least seven positions along the border. Israel issued evacuation warnings for 13 villages and forced displacement notices for 59 areas, including neighborhoods in Beirut's Dahiyeh suburb. The Israeli air force struck what it called "dozens of command centres" in Tehran overnight.
Hezbollah's response was unequivocal. Senior official Mahmoud Qmati: "The era of patience has ended... Israel wanted open war, so let it be an open war."
Thirty thousand people have already sought shelter in Lebanon, per UNHCR. Many more slept in their cars.
The November 2024 ceasefire — which Israel never fully withdrew from — is now formally dead. Military analysts cited by the New York Times say Israel may be weighing a wider ground assault similar to 2024. The 2024 campaign cost Israel dearly. Repeating it while simultaneously fighting in Iran is a bold gamble.
The Congressional Front
Meanwhile in Washington, the first war powers votes are taking shape in the Senate, and the administration's justifications are in open flux.
The original framing: Iran's nuclear program posed an unacceptable threat. Then it was preemption against an imminent Iranian attack. Then, on Monday, Speaker Johnson offered a remarkable new rationale: Israel was going to attack Iran regardless, and Trump faced "a very difficult decision" about whether to join.
Secretary Rubio reinforced this: "We knew that there was going to be an Israeli action. And we knew that if we didn't preemptively go after them before they launched those attacks, we would suffer higher casualties."
This is the administration effectively saying: we went to war because our ally was going to, and we'd be caught in the crossfire either way. That's not the 2001 AUMF. That's not Article II self-defense. That's a rationale with no clear legal precedent and no congressional authorization.
Six US service members are dead. The administration is seeking supplemental funding from Congress for a war it started without congressional approval. The war powers resolution would demand that approval before further strikes. Republicans are struggling to echo the evolving explanations.
The Four-Front Map
Count the theaters:
Iran proper: US conducting "24/7 strikes," nearly 2,000 targets hit, 50,000 troops in theater. Israel striking Tehran command centers and infrastructure. Iran's death toll over 787, including a girls' school where 165 died.
The Gulf: Hormuz effectively closed — 80% traffic drop. Iran striking infrastructure beyond the strait: Saudi Ras Tanura refinery shut, Qatar LNG halted, Fujairah port fire. US Embassy Riyadh hit. Three embassies closed. Americans scrambling to evacuate.
Lebanon: Israeli ground incursion, Hezbollah declaring open war, Beirut under bombardment, 30,000 displaced.
Washington: War powers debate, shifting legal justifications, supplemental funding request for an unauthorized war.
Each front has its own escalation logic. Iran keeps striking Gulf infrastructure because Hormuz is its last leverage. Israel opens the Lebanon front because Hezbollah is already firing. Congress debates because the legal framework is visibly inadequate. And the air campaign grinds on because its stated objectives — nuclear capacity, naval power, missile capability, regime weapons — require weeks more at minimum.
The Pattern
Wars expand because each belligerent responds to the other's escalation with their own. This is not a spiral — spirals imply a single axis. This is a web, where tension in one theater increases pressure in all the others.
The question isn't whether this war will widen further. It already has, on every axis available to it. The question is what stops it.
Trump said the campaign could last "weeks or more." Johnson said they "certainly hope" it's short. Rubio said the "hardest hits are yet to come." None of these are the words of people who know how this ends.
The last time a US president sought supplemental war funding from a Congress debating war powers, it was 2007, and the war was four years old. This one is five days old and already there.