India, June 21 -- US-Iran Peace Deal Latest News: Tensions are flaring again across the fragile US-Iran diplomatic track as a new round of peace talks opened in Switzerland on Sunday while even as negotiators gathered to test the limits of a possible deal, US President Donald Trump issued a stark warning to Tehran, saying Washington could strike "very hard again" if Iran fails to rein in its regional network, including Hezbollah in Lebanon and the timing has added fresh strain to an already volatile process.

US-Iran Peace Deal Latest News: Trump Escalates Warning Amid Talks

In a post on Truth Social, Trump directly linked the ongoing negotiations to military pressure, accusing Iran of using "highly paid proxies" in Lebanon. He warned that...