Effect of United States–Israel War on Iran on Income Generated from Nigeria’s Crude Oil Sales

The global energy market experienced significant uncertainty in 2026 due to the escalation of conflict involving the United States, Israel, and Iran. Because crude oil remains a strategic global commodity, geopolitical tensions in the Middle East influenced international oil prices and created economic opportunities and challenges for oil-producing countries, including Nigeria. This paper examines the effect of increased income generated from Nigeria’s crude oil sales in 2026 as a result of the United States–Israel war on Iran. The study focuses on the impact of increased crude oil earnings on government revenue, fiscal capacity, economic growth, inflation, and national development. The paper adopts a qualitative research approach based on secondary information from economic reports, policy analyses, and energy market assessments. Findings suggest that the conflict created a temporary oil revenue windfall for Nigeria, because global crude prices rose above the assumptions used in the 2026 national budget. However, the gains were accompanied by inflationary pressures, increased domestic fuel costs, and risks associated with over-dependence on petroleum revenue. The paper concludes that, the oil income increase created short-term fiscal benefits, but sustainable economic development requires effective management of oil revenue and diversification of Nigeria’s economy.