Even at the time, the Iraq War seemed like a very bad idea, twelve years on, it has developed into a wretched curse on the civilizations whose foundations were laid in places like Palmyra and Mosul.
The Iraq War, of course, by destroying the Iraqi state and setting off reverberations across the region that, ultimately, led to a civil war in Syria, the 2003 invasion created the conditions in which a movement like ISIS could thrive.
By turning public opinion in the United States and other Western countries against anything that even suggests a prolonged military involvement in the Middle East, the war effectively precluded the possibility of a large-scale multinational effort to smash the self-styled caliphate.
There's another sign, if you needed one that Jeb Bush is sucking wind in the Republican primary, three top fundraisers of his have left the campaign! - (Campaign staff don’t flee winning campaigns)
Therefore it is Israel, not Iran that will be isolated
The Israeli prime minister and his stateside lobbyists—mainly AIPAC—are set to lose this fight, it’s politically risky for Israel’s head of state to go up against the president of his only big ally and benefactor; it’s catastrophic to do so and come away with nothing
It would have been better for Netanyahu and for Israel had he maybe grumbled about the Iran deal but not opposed it outright, let alone so brazenly.