'Stop Your Proxies in Lebanon or We'll Hit Iran Again': Donald Trump's Stark Warning to Tehran

U.S. President Donald Trump issued a stern warning to Tehran on Sunday, threatening direct military action if the Iranian government does not immediately rein in its proxy forces operating in Lebanon. The warning, published on the President’s Truth Social platform, comes at a highly sensitive time as high-level, preliminary peace talks between U.S. and Iranian delegations get underway in Switzerland.

"Iran must immediately stop their highly paid PROXIES in Lebanon from causing trouble. If they don’t, we’ll hit Iran very hard again, just like we did last week, only harder!!!" President Donald J. TRUMP wrote. The statement sharply complicates ongoing diplomatic efforts led by Vice President J.D. Vance in Switzerland. Hours prior to the President's post, Vance had reported "great progress" in the negotiations, which are aimed at cementing a fragile interim deal signed earlier this month. Iran-US Talks: President Masoud Pezeshkian Says USD 6 Billion in Frozen Funds Held in Qatar Will Be Returned Under Preliminary Deal.

Rising Tensions Threaten Interim Ceasefire

The primary target of Trump's warning is Hezbollah, the Iran-backed militant group based in Lebanon. Clashes along the Lebanese-Israeli border have intensified in recent days, threatening to derail the broader U.S.-Iran diplomatic roadmap. Tehran has consistently maintained that any lasting peace agreement with Washington must address the ongoing conflict in Lebanon. Conversely, U.S. officials had initially attempted to decouple the localized border fighting from the wider bilateral negotiations with Iran.

The reference to hitting Iran "very hard again, just like we did last week" underscores the volatile military landscape that preceded the current diplomatic push. Earlier in June, the U.S. conducted direct military strikes against Iranian targets following a series of regional escalations and the temporary closure of the critical Strait of Hormuz shipping lane.

The Stakes in Switzerland

The current round of talks in Switzerland, mediated by Qatar and Pakistan, is intended to build upon a 14-point preliminary memorandum of understanding. The current framework outlines a 60-day window to negotiate a permanent end to hostilities, establish verified nuclear limits, permanently reopen the Strait of Hormuz to global shipping, and map out a pathway for lifting heavy U.S. economic sanctions. US-Iran Talks in Switzerland: Who Is Attending the Bürgenstock Summit?.

'We'll Hit Iran Very Hard Again, Only Harder'

However, political analysts note that President Trump’s latest rhetoric signals Washington's willingness to abandon the negotiating table in favor of military deterrence if Iran-aligned forces continue to pressure regional allies. Neither the Iranian foreign ministry nor negotiators in Switzerland have issued an immediate formal response to the President's social media post.

(The above story first appeared on LatestLY on Jun 21, 2026 07:43 PM IST. For more news and updates on politics, world, sports, entertainment and lifestyle, log on to our website latestly.com).