President Donald Trump announced a peace deal and ceasefire between the U.S. and Iran on Friday in early April 2026 [1, 4].

The agreement includes the immediate reopening of the Strait of Hormuz, a critical maritime chokepoint for global energy supplies. This development aims to eliminate fears of an energy-supply shock and restore stability to volatile oil markets [1, 4].

Global financial markets responded quickly to the news. The Dow Jones Industrial Average rose roughly 600 points [3], while Asian exchanges also saw a significant jump [2]. Investors reacted to the signal that the conflict in West Asia was winding down, shifting sentiment from risk-aversion to growth.

Energy markets experienced a sharp decline as the risk premium associated with the conflict evaporated. Oil prices dropped about four percent [1], with Brent crude falling below $85 per barrel [1]. Some reports indicated that oil prices fell by more than three dollars per barrel following the announcement [4].

The reopening of the Strait of Hormuz is a central pillar of the deal. By ensuring the flow of oil through one of the world's most important shipping lanes, the administration intends to lower the cost of energy for consumers, and stabilize the broader global economy [1, 4].

While some reports from other outlets suggested the conflict was ongoing, the announcement of the ceasefire and the specific movement in market indices align with the administration's claims of a diplomatic breakthrough [1, 2, 3].

President Donald Trump announced a peace deal and ceasefire between the U.S. and Iran

The sudden decompression of oil prices and the surge in equity markets reflect a massive relief trade. By resolving the tension surrounding the Strait of Hormuz, the U.S. has removed the primary catalyst for a global energy crisis, potentially lowering inflation pressures on a global scale and signaling a shift in U.S. foreign policy toward diplomatic resolution in the region.