Countdown
Iran Nuclear Strike One-Year Anniversary
Sunday, February 28, 2027 · 115 days away
Countdown
Iran Nuclear Strike One-Year Anniversary
Event overview
One-year anniversary of the 28 February 2026 US-Israeli combined strike on Iran's Natanz, Fordow and Isfahan nuclear facilities — a flashpoint date for Tehran's reprisal calendar, expected JCPOA-successor diplomacy and IAEA verification milestones.
- Date
- 2027-02-28
- Country / jurisdiction
- Iran
- Region
- Global
- Category
- Political
- Status
- expected
Confirmation checklist
Before you act on this countdown
Date signal
Local time
Calendar action
Next useful path
Source trail
Source trail for Iran Nuclear Strike One-Year Anniversary
Primary source
iaea.org
Last reviewed
2026-04-30
Tracker status
expected
Date precision
Expected single-date signal; useful for monitoring, but not strong enough for irreversible plans.
Schema posture
Precise Event startDate schema is withheld so the page does not overstate an expected or windowed date.
Primary citation
Freshness and review
Operational detail
Weak-date handling
What this countdown tracks
The one-year anniversary on Sunday 28 February 2027 of the combined US–Israeli strike on Iran's nuclear facilities at Natanz, Fordow and Isfahan, conducted overnight on 27–28 February 2026. The anniversary functions as both a commemorative date in Iran and a geopolitical pressure point on which retaliation, doctrine reviews, IAEA verification milestones and US-Iran diplomatic openings tend to cluster.
About the strike
The 28 February 2026 operation combined US B-2 stealth-bomber sorties carrying GBU-57 Massive Ordnance Penetrator munitions against the deeply buried Fordow Fuel Enrichment Plant with simultaneous Israeli Air Force strikes on the surface enrichment halls at Natanz and the Isfahan uranium-conversion facility. The strikes were conducted after the September 2025 collapse of negotiations on a JCPOA-successor framework and an IAEA Board of Governors finding that Iran had reached weapons-relevant enrichment levels.
Iran's official response has so far been calibrated — symbolic missile launches, harassment of shipping in the Strait of Hormuz, and proxy operations through aligned forces in Iraq, Yemen and Lebanon — while the regime evaluates structural options including formal NPT withdrawal.
Stakes
- A first-anniversary date is a typical inflection point for Iranian leadership signalling — past examples include the Soleimani assassination anniversary (3 January) and the Islamic Revolution anniversary (11 February).
- IAEA verification of Iran's residual enrichment infrastructure is on a rolling cycle; a one-year anniversary report is expected.
- Potential US-Iran diplomatic re-engagement under whichever administration holds the White House in February 2027.
- Oil markets historically respond sharply to Iran-anniversary headlines; Brent typically prices a 3–8% risk premium around such dates.
Significance
The strike is the most consequential US military action in the Middle East since the 2003 invasion of Iraq, and the most consequential Israeli strike on a regional adversary's nuclear programme since the 1981 Osirak operation in Iraq and the 2007 Al-Kibar operation in Syria. The anniversary will frame regional press, parliamentary debate inside Iran's Majles, and IAEA diplomacy in Vienna.
Past anniversaries of comparable strikes
- Osirak (Iraq, 7 June 1981) — annually marked in Israeli strategic doctrine writing.
- Al-Kibar (Syria, 5–6 September 2007) — formally acknowledged by Israel only in 2018.
- Soleimani strike (3 January 2020) — every annual anniversary has produced Iranian missile demonstrations and rhetorical escalation.
How to follow
The IAEA newsroom (iaea.org) publishes verification updates. Iran International, Tasnim, IRNA and Press TV provide Iranian framing; Haaretz, Times of Israel and the IDF spokesperson cover Israeli posture; the Pentagon and CENTCOM publish US-side updates. Specialist analysts include the Institute for Science and International Security (ISIS) and the International Institute for Strategic Studies (IISS).
Related countdowns
Pair with the Iran presidential election 2028 and the broader 2026–2028 geopolitical calendar.
FAQ
When is the anniversary? 28 February 2027. Was the strike confirmed? Yes — both US and Israeli governments acknowledged the operation publicly within 72 hours. Is Iran still enriching uranium? Per IAEA reports, residual enrichment continues at degraded capacity. Has Iran withdrawn from the NPT? Under active deliberation; not formal as of late 2026.
Date confidence
Expected date
Iran Nuclear Strike One-Year Anniversary has an expected date signal, but the source has not locked every detail. Treat the countdown as a monitoring aid and verify the linked source before making time-sensitive plans.
Source
https://www.iaea.org/newscenter/focus/iran- Source host
- iaea.org
- Date precision
- Expected single-date signal; verify before acting
- Schema posture
- Precise Event startDate withheld because the record is expected or windowed
- Planning boundary
- Use as a monitoring aid until the source trail is stronger
Structured data posture
This page does not emit a precise Event startDate because the tracked record is expected or windowed. The countdown stays useful for monitoring, while schema avoids making a stronger claim than the source supports.
Countdown evidence
Retention class
Expected-date monitoring countdown
Evidence score
4/10 record signals
City-page readiness
Held to date-first
- Evidence score4/10 signals present
- primary source URL; tracked date; place context; related event cluster
- Date and schemaSchema-limited watchlist date
- Expected single-date signal; useful for monitoring, but not strong enough for irreversible plans. Precise Event startDate schema is withheld so the page does not overstate an expected or windowed date.
- Local-time readinessDate-first only
- The record is not used as a city-local event page until it has a reliable time, timezone, and non-windowed date.
- Record completeness1 concrete fields
- country Iran
- Weak-field watchlist4 fields to improve
- verified public start time; venue; manual official-source note; historical sequence
- Source freshnessiaea.org; reviewed 2026-04-30
- Related crawl path: South Korea Presidential Election 2027, F1 2027 Engine Regulations Debut, Eid al-Fitr 2027, Samsung Galaxy S27 Ultra.
Planning notes
How to use this Iran Nuclear Strike One-Year Anniversary countdown
Date confidence
What could change
Local-time usefulness
Category context
Catalog-specific details
Series and expectation notes
Priority note
Verification trail
Record completeness
Related crawl path
Source reviewed Apr 30, 2026. The countdown record is intentionally labeled as scheduled or expected; use the source link and any range notes before treating the date as final.
Live values rendered at Nov 5, 7:07 PM UTC.
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People also ask
When is the anniversary?
Was the strike confirmed?
Is Iran still enriching uranium?
Has Iran withdrawn from the NPT?
