The global economy cost of Iran-Israel-US war

The escalating Iran-Israel-US war, now in its second week as of March 3, 2026, threatens to unleash profound shocks on the global economy through surging energy prices and disrupted trade routes. With Iran closing the Strait of Hormuz and retaliating against US and Israeli targets, world leaders must prioritize de-escalation to avert a full-blown recession.

Conflict Overview

Joint US-Israeli strikes began on February 28, assassinating Iran’s Supreme Leader Ali Khamenei and targeting military sites in Tehran and Beirut, prompting Iranian missile attacks and a de facto shutdown of the Strait of Hormuz. President Trump has signaled a campaign lasting “four to five weeks,” while Israeli PM Netanyahu insists it “won’t take years,” but casualties exceed 700 in Iran alone, with US losses mounting. This rapid escalation has already stranded over 150 oil tankers, halting 20% of global oil and significant LNG flows.

Energy Market Turmoil

Brent crude has spiked over $10 per barrel to nearly $80, with analysts forecasting $100-$150 if disruptions persist beyond weeks, as Iran targets Gulf energy infrastructure and tankers burn in the strait. Qatar halted LNG production, pushing European gas prices toward 2022 peaks and amplifying supply fears for Asia’s major importers like China and India. Prolonged closure risks stagflation, with every $10 oil rise potentially adding 0.5% to global inflation.

Financial Market Reactions

Global stocks plunged initially—India’s Sensex dropped nearly 1,000 points—with S&P 500 seesawing to flat amid risk-off trades, while gold and defense stocks surged as safe havens. Crypto and emerging markets face volatility from dollar strength and higher US rates if inflation sticks. Forecasts warn of compounded shocks: logistics delays via Cape of Good Hope reroutes add weeks and costs to trade.​

Emerging Markets Strain

Oil importers like Nigeria face dual edges: higher crude boosts export revenues and reserves, but fuel prices could hit ₦1,000/liter, fueling inflation and import costs. Gulf states risk $730bn-$1tn losses from stalled FDI and tourism, while broader MENA growth dips to 2.8%. A regional war could shrink global GDP by 1.7% in Q3.

Call for Restraint

This war’s economic fallout—higher inflation, eroded confidence, and trade chaos—demands urgent diplomacy over escalation. Policymakers worldwide, including in oil-dependent Nigeria, should diversify energy sources and stabilize markets now, lest short-term spikes become enduring pain.