https://theopticglobe.com/article/us-iran-diplomacy-oil-markets-volatility-equity-response-2026 The Optic Globe en 2026-04-17T17:57:10+00:00 US-Iran Diplomacy & Oil Price Volatility: Global Markets React to Shifting Geopolitical Risk, S&P 500 Posts Record Gains Amid EM Currency Volatility https://theopticglobe.com/article/middle-east-ukraine-conflict-ceasefire-russia-offensive-global-defense-shift The Optic Globe en 2026-04-17T06:08:09+00:00 Middle East Ceasefire Holds Amid Intensified Ukraine Front: Dual Crises Test Global Resilience and Shift Defense Paradigms