Trump wants peace with Iran. Israel does not. Once Trump announced that he was confident that a deal with Iran would be reached, Israel wasted little time in attacking Iran ... not invasion-style attacking, mind you, but assassinations and hit-n-runs aimed at disrupting Trump's negotiations and at destroying any chance for peace.
... followed by ...
https://www.dailymail.co.uk/news/ar...S-warned-Israel-planning-hit-Irans-nukes.html
Remember, Iran doesn't have any nukes, despite the media's attempts to make it appear as though they do. Only Israel has nukes (a few hundred warheads).