It was when this axis was in a weakened state that direct conflict between Israel, the US and Iran erupted. Today, however, several armed groups allied with Tehran are back to pressuring Iran's foes by opening new fronts that complicate the war and threaten to choke the global economy. In recent days, Yemen's Houthis have opened another front to the Iran war, taking on Saudi Arabia, a key US ally. Over the weekend, Iran's new supreme leader, Mojtaba Khamenei, reaffirmed the country's support for Hezbollah in a letter addressed to its leader Naim Qassem. Advertisement AdvertisementAdvertisement AdvertisementUltimately, Iran's allies are adjusting to the new terrain, Citrinowicz said, adding: "the axis is not going anywhere."