Yemen’s Houthis have entered the Iran war by launching strikes on Israel, and some analysts have warned their arrival could open another front in the conflict – the potential blockade of Bab al-Mandeb, a strait that presents another chokepoint in the global commodities trade.Brigadier-General Yahya Saree, a military spokesperson for the Houthis, announced on Saturday the Iranian-backed group’s first attack on Israel. On Sunday, he said the Houthis had carried out a “second military operation” against Israel using cruise missiles and drones and said the Houthis would continue carrying out military operations in the coming days until Israel “ceases its attacks and aggression”.Recommended Stories list of 3 itemsend of listDoes the Houthis’ warning raise the prospect of a broader regional war, particularly given the group’s ability to block Bab al-Mandeb and strike targets far beyond Yemen?Here’s what we know: (Al Jazeera)Why have the Houthis joined the war?So far, unlike Lebanon’s Hezbollah and Iraqi armed groups, the Houthis have not made any formal announcement of joining the war.While Iran champions the Houthis as part of its “axis of resistance”, Houthi religious doctrine does not adhere to Iran’s supreme leader in the same way Hezbollah’s and the Iraqi groups’ do. Iran has built the “axis of resistance” of like-minded factions to oppose Israel and the United States across the region.Al Jazeera’s Tohid Asadi, reporting from Tehran, said the Houthis joining the war will be welcomed by Iran.“Speaking of the broader context, we have to keep in mind that over the past months and years, officials in Tehran have said the Houthis in Yemen are close allies. But their decision-making and actions are largely independent,” he said. Advertisement “S …