Second Round of Iran-Israel War? The US and Israel are threatening to attack Iran's nuclear programme, while Tehran has announced to continue uranium enrichment. The US and Israel are threatening to attack Iran's nuclear programme, while Tehran has announced to continue uranium enrichment. That means two things — the first is that Iran has enough missiles to fight a war of attrition, and the second is that it's likely to change its strategy in the case of a second war. The expert went on to say that Israel's war back in June, was "never solely about Iran's nuclear programme."