Abbas Araghchi, an official from Iran, stated on Thursday that the United States would bear legal responsibility in the event of an Israeli attack on nuclear facilities in Iran. Meanwhile, the Trump administration was optimistic as it entered the fifth round of negotiations with Iran regarding a nuclear agreement.
Source: https://www.france24.com/en/middle-east/20250523-iran-says-us-would-bear-responsibility-for-israel-attack-ahead-of-nuclear-talks
