The DEFCON Warning System

Iran launches missiles at United Arab Emirates.

NATO strain. Cuba pressure. Hormuz instability. This week’s DEFCON Warning System briefing examines rising alliance tensions, U.S. signalling in the Caribbean, and growing great-power friction around Iran. Read the full report: https://defconwarningsystem.com/2026/05/04/nato-strain-cuba-pressure-hormuz-instability-may-2026/

U.S.–Iran tensions remain locked in a high-stakes standoff as the Hormuz blockade continues under a fragile ceasefire. Shipping disruptions and stalled talks signal a prolonged confrontation. Full Nuclear War Risk & Stability Briefing :https://defconwarningsystem.com/2026/04/27/us-iran-standoff-hormuz-blockade-nuclear-risk-april-2026/

The United States says it would not use nuclear weapons in its war against Iran. - https://community.defconwarningsystem.com/threads/%F0%9F%95%B5%EF%B8%8F%E2%80%8D%E2%99%82%EF%B8%8F-us-israel-iran-cf-remains-unstable-unresolved-reporting-only.26267/post-316836

United States extends ceasefire with Iran; continues blockade of Iran in Strait.

A U.S. seizure in the Strait of Hormuz, rising strain inside NATO, and new warnings on North Korea’s nuclear programme. Full assessment: https://defconwarningsystem.com/2026/04/20/nuclear-war-risk-stability-briefing-april-20-2026/

U.S.–Iran talks have collapsed. A blockade in the Strait of Hormuz has begun. This week’s DEFCON Warning System briefing examines rising tensions, global risk, and what it means for stability. Read the full report: https://defconwarningsystem.com/2026/04/13/hormuz-crisis-us-iran-blockade-nuclear-risk-briefing/

United States to blockade Iranian ports, not the entire Strait of Hormuz, per U.S. Central Command.

Talks between the United States and Iran break down.

Iran breaks ceasefire, halting shipment in the Strait of Hormuz and attacking a Saudi oil pipeline.

Two-week cease fire announced between the United States and Iran.

Despite "click-bait" speculation, there is no indication that the United States is making any plans to use nuclear weapons against Iran at this time. The U.S. statement that it will "wipe out" Iranian civilization is typical exaggerated rhetoric from the U.S leader.

Video of our latest Nuclear War Risk & Stability Briefing, including #Iran and #Nato https://www.youtube.com/watch?v=s9EqXVNub34

Alliance strain. Hardening positions. Nuclear rhetoric increasing. These developments are occurring in parallel. This week’s Nuclear War Risk & Stability Briefing: https://defconwarningsystem.com/2026/03/30/nuclear-war-risk-stability-briefing-march-2026/

As the war in Iran continues, escalation risks are no longer theoretical. New leadership shifts, missile developments, and global tensions are reshaping the strategic landscape. Read the full briefing: https://defconwarningsystem.com/2026/03/23/iran-war-risk-defcon-4-nuclear-escalation/

The consequences of the Iran war are beginning to take shape. Alliance tensions, disruption in the Strait of Hormuz, and new nuclear activity in North Korea are raising fresh stability concerns. Read the latest Nuclear War Risk & Stability Report: https://community.defconwarningsystem.com/threads/nuclear-war-risk-stability-report-16-march-2026.26127/

If Iran’s current regime survives the war with the United States and Israel, would it be more likely to pursue nuclear weapons? History suggests regimes under attack often reach the same conclusion: survival requires deterrence. New analysis: https://defconwarningsystem.com/2026/03/12/iran-nuclear-weapons-after-war/

New report published by the DEFCON Warning System. Iran’s leadership transition, France’s nuclear policy shift, and China’s defence expansion are influencing the global strategic environment. Full report: https://defconwarningsystem.com/2026/03/09/global-nuclear-stability-update-march-2026/

Mojtaba Khamenei, an extreme hardliner, is named Supreme Leader of Iran.

Iran says it will target Israel nuclear site Dimona if The United States and Israel seek regime change.