The country that’s a pillar of the Russo-Chinese axis, which controls vast amounts of oil, which can cripple a shipping channel that moves 20% of the worlds natural gas, which supplies high end drones to Russia and North Korean, which funds terrorist faction across the entire Middle East (that closed the Red Sea shipping lane), which operates terrorist cells in Europe.

That Iran is irrelevant?

Iran is the major cause of political instability in the the ME. They are the primary funders for the 3 most active terrorist groups in the ME if not the world. Every single westerner pays more for things because of the instability Iran funds.