Has Trump TACO'd on the Iran war?

Donald Trump's announcement on March 23 that he was suspending strikes on Iranian power plants for five days, citing "productive" direct talks with Tehran, has a familiar smell to it. It smells like a TACO.

The acronym, coined by Financial Times commentator Robert Armstrong, stands for "Trump Always Chickens Out." It describes a pattern that has played out repeatedly across this presidency: escalate with theatrical threats, watch the consequences pile up, then quietly reverse course while claiming victory.

Trump TACO'd on tariffs, sometimes levying and rescinding the same duties within a weekend. He TACO'd on Greenland, settling for what he called "the concept of a deal" after markets swooned. He TACO'd on mass deportations. And now, with oil above $113 a barrel, Gulf infrastructure ablaze, his own counterterrorism chief having resigned in protest, and G7 leaders pleading for an end to the fighting, the president appears to be reaching for the same playbook on Iran.

Consider the sequence. On Friday, Trump said he was "winding down" the military campaign. On Saturday, he issued a 48-hour ultimatum threatening to obliterate Iranian power plants. On Sunday, hours before the deadline expired, he announced talks and suspended the threat. Three contradictory positions in 72 hours. This is vintage TACO.

But this time, the TACO has a problem

The difficulty, as analysts have pointed out, is that it takes two to TACO. Trump can unilaterally lower a tariff or recall immigration agents. He cannot unilaterally end a war in which the other side is still firing missiles.

Iran's parliament speaker Ghalibaf has threatened "irreversible" destruction of Persian Gulf energy infrastructure. The IRGC has struck Qatar's Ras Laffan, Kuwait's largest refinery and the Bazan refinery in Haifa. Iran is charging $2mn per vessel for passage through the Strait of Hormuz. The new supreme leader, from his unknown location, has issued a Nowruz message dripping with defiance. None of this suggests a regime ready to capitulate on Trump's terms.

Wars don't end just because someone declares them to be finished.

What Iran actually wants

Iran's ambassador to Germany laid out the terms in blunt language on March 22: a guarantee that attacks will not be repeated, compensation for damages, and a regional security system "without Israel." IAEA chief Grossi said nuclear talks were impossible while fighting continued. Iran's foreign minister has written to the UN Security Council accusing the US and Israel of war crimes.

This is not a government preparing to accept an unconditional surrender. It is a government that has taken enormous losses — its supreme leader, its security chief, its intelligence minister, its Basij commander, its IRGC spokesman and up to half its gas processing capacity — and is still fighting.

Where from here? 

The five-day pause may be genuine. Perhaps back-channel talks through Oman, Belarus or another intermediary have produced something substantive. Perhaps Iran, bleeding from three weeks of bombardment, sees an opportunity to negotiate from a position that is not yet total defeat.

Or perhaps this is simply Trump buying time while three Marine expeditionary units steam towards the Persian Gulf, the Kharg Island seizure plans mature, and the administration works out how to declare victory on a war that has gone on longer, cost more and achieved less than anyone in the White House expected.

The TACO theory says Trump will look for the exit. The Iran war suggests the exit may not exist on terms either side can accept. And as one analyst warned: "Markets are pricing in a TACO. The problem is that in this case, it takes two to taco."

The world will find out by March 28 whether this is a genuine off-ramp or just another Trump feint before the next escalation.