Iran War Lifts Oil 40% and 30-Year Treasury Yields Above 5%
Updated
Updated · Reuters · May 27
Iran War Lifts Oil 40% and 30-Year Treasury Yields Above 5%
5 articles · Updated · Reuters · May 27
Three months into the Iran war, crude remains above $100 a barrel after a roughly 40% surge, reviving inflation fears and pushing investors to price in higher-for-longer rates.
U.S. 30-year Treasury yields have climbed above 5% for the first time since 2007, while German Bund yields hit 15-year highs as markets brace for tighter policy and heavier fiscal spending.
The shock has split assets unevenly: the dollar has gained 1.5% against major peers and U.S. stocks sit at record highs, helped by AI enthusiasm and hopes for a peace deal.
Energy importers are taking the hardest hit because Asia had bought about 80% of Hormuz oil before the strait shut; the rupee, rupiah and peso hit record lows, and Sri Lanka raised rates by 100 basis points.
The broader economic damage is showing most clearly in Europe, where May euro zone activity shrank at its fastest pace in more than 2 1/2 years, while U.S. gasoline has reached a four-year high of $4.56 a gallon.
As AI stocks hit record highs, have markets finally found a way to bypass the economic shock of oil wars?
Can central banks fight war-driven inflation without killing the green investments needed for our energy future?
With a new hardline leader in Tehran, what is the true diplomatic price to reopen the critical Strait of Hormuz?
Oil Over $100 and Rising Inflation: The Economic and Financial Impact of the 2026 Iran Conflict
Overview
As of late May 2026, the ongoing conflict in Iran continues to shape the global economic and financial landscape, with no resolution in sight. Persistent geopolitical tensions are driving oil prices above $100 a barrel, which fuels inflation concerns and triggers notable reactions in bond markets. In the United States, bond traders are selling off long-term government debt, leading to rising yields and higher borrowing costs for households and businesses. This chain of events highlights how the unresolved conflict is causing energy market disruptions, inflationary pressures, and financial instability, creating a challenging environment for economies worldwide.