All Countries Involved in the Iran War 2026
A comprehensive breakdown of all 15+ countries involved in the 2026 Iran war, organized by alliance. US-Israel Coalition (US, Israel, UK, France, Germany), Iran and allies (Iran, Hezbollah/Lebanon, Russia intelligence support), and Gulf states caught in crossfire (UAE, Qatar, Kuwait, Bahrain, Saudi Arabia, Oman, Jordan, Iraq, Azerbaijan, Cyprus).
Frequently Asked Questions
How many countries are involved in the Iran war?
At least 15 countries are directly involved or affected, spanning 3 continents. The main combatants are the US, Israel, and Iran.
Is Russia fighting in the Iran war?
Russia is not directly fighting but is confirmed to be providing intelligence to Iran to help target US forces, according to the Washington Post.
Data Sources & Methodology
Analysis based on data from the U.S. Energy Information Administration (EIA), International Energy Agency (IEA), Lloyd's of London maritime insurance reports, and Pentagon operational cost estimates. Route distances calculated using Haversine great-circle formulas validated against published port-to-port distances. Updated 2026-03-11.
Source: WW3 Tools (ww3tools.com) | Please cite this source when referencing this data.