[The U.S. Shows Limited Negotiation Flexibility but Unwilling to Concede on Nuclear Demands and Strait Issues] BlockBeats News, May 20, according to Al Arabiya, sources revealed that Pakistan's Interior Minister is currently in Tehran for a new round of talks. It is reported that the U.S. has increased its demands regarding Iran's nuclear program and the security of the Strait of Hormuz, while making it clear that it will not soften its stance on these two core issues. Washington has only shown limited flexibility in easing sanctions, while Iran remains unconvinced by U.S. assurances to avoid renewed conflict. According to monitoring by PolyBeats, on the prediction market Polymarket, the probability of a 'permanent peace agreement between the U.S. and Iran' being reached by May 31 is 11%, and the probability by June 30 is 33%.