Trump Issues Ultimatum to Iran as Stock Markets Plunge Amid Escalating Tensions

Key Takeaways Major US indices declined Thursday with the S&P 500 down 0.8%, Nasdaq falling over 1%, and the Dow dropping 0.5% Brent crude oil prices soared past $107 per barrel amid ongoing US-Iran tensions without a ceasefire agreement Trump issued a stern warning to Iran, urging them to negotiate seriously or face severe consequences Cryptocurrency markets including Bitcoin, XRP, and Ethereum declined alongside traditional equities Weekly jobless claims reached 210,000, meeting analyst predictions precisely Wall Street experienced significant losses Thursday as optimism for a swift resolution to US-Iran hostilities evaporated. The S&P 500 declined 0.8%, while the Nasdaq Composite shed more than 1%, and the Dow Jones Industrial Average dropped approximately 244 points during opening trades. E-Mini S&P 500 Jun 26 (ES=F) Thursday’s decline erased earlier weekly gains when investors had rallied on expectations of a possible ceasefire agreement. Those expectations quickly dissipated as both nations continued military operations and diplomatic talks stalled. Energy markets reacted forcefully to the deteriorating situation. Brent crude futures surged 4.9% to reach $107.32 per barrel, while West Texas Intermediate crude climbed 4.2% to $94.07 per barrel. On his Truth Social platform, President Trump claimed Iranian representatives are privately “begging” for an agreement while maintaining a dismissive public posture. He urged Iran to take action before reaching a point of “NO TURNING BACK.” JUST IN: President Trump threatens Iran to "get serious soon, before it is too late." "Once that happens, there is no turning back, and it won't be pretty." pic.twitter.com/1aN05N96Nf — BRICS News (@BRICSinfo) March 26, 2026 The temporary US suspension of attacks on Iranian energy infrastructure expires in two days. Despite ongoing negotiations, no ceasefire deal has materialized, and both Tehran and Tel Aviv conducted additional military strikes Thursday. Market indicators suggest...