Trump Issues 48-Hour Ultimatum to Iran, Global Markets Under Pressure, Stock Market and Gold Simultaneously Down

March 23 (Wednesday) — Middle East tensions continued to escalate Wednesday. U.S. President Donald Trump issued a 48-hour ultimatum to Iran, demanding **unconditional access** to the Strait of Hormuz or else key infrastructure (including power plants) would be targeted. Iran hit back forcefully, stating it would “completely block” the vital global energy shipping lane if attacked — and expand targets to include energy, IT, and desalination facilities. The conflict, now in its fourth week, has disrupted roughly one-fifth of global oil and gas shipments, sharply raising energy supply risks. Meanwhile, both the U.S. and Iran are weighing potential negotiations, but deep divisions persist. The two sides have not had direct contact, only indirect talks via third-party countries. Iran has laid out tough conditions: closing U.S. military bases, compensating for losses, and rewriting rules governing the Strait of Hormuz. The U.S., in turn, demands a halt to uranium enrichment, limits on missile development, and cutting off support for regional militias. Short-term ceasefire or agreement prospects remain low. Geopolitical risk spillover is roiling global financial markets. Asian stocks fell across the board: the Nikkei 225 dropped 5%, South Korea’s KOSPI plummeted 6%, Taiwan’s Weighted Index opened down over 3%, and FTSE China A50 futures weakened. Safe-haven assets showed mixed performance: spot gold fell below $4,370/oz to a yearly low, spot silver dropped over 4% — while oil prices continued to climb. Currency markets are under pressure too: the South Korean won hit a fresh 2009 low against the U.S. dollar, signaling accelerated capital flows into safe havens and U.S. assets. Market analysts note that as Middle East conflict escalates and combines with an energy shock, global risk assets face selling pressure, liquidity is tightening, and short-term market volatility could intensify further.