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U.S. Military Operations Against Iran’s Missile and Nuclear Programs

CRS (Congress) · Paul K. Kerr; Daniel M. Gettinger ·

Executive Summary

The U.S. and Israel launched military operations against Iran in February 2026, targeting missile and nuclear facilities. While the White House claimed Iran's missile capacity was "razed," intelligence assessments suggest Iran retains thousands of missiles and UAVs, and may be rebuilding infrastructure. The impact on Iran's nuclear program remains unclear, with the IAEA reporting no damage to nuclear material facilities but unable to inspect key sites since 2025.

Why It Matters

This document details ongoing military operations and intelligence assessments regarding Iran's missile and nuclear programs, which are central to regional stability and global non-proliferation efforts. It highlights the challenges in assessing the effectiveness of military strikes against deeply entrenched and reconstitutable capabilities.

Key Takeaways

  • U.S. and Israeli military operations in early 2026 targeted Iran's ballistic missile and drone programs, with claims of significant destruction to production capacity.
    Source evidence · PDF page 1
    Beginning on February 28, 2026, U.S. and Israeli aircraft targeted bases and equipment associated with Iran’s ballistic missile program, including missiles Iran may have stored in underground facilities.
  • The impact of these strikes on Iran's nuclear facilities is uncertain, with the IAEA reporting no direct damage to nuclear material sites but limited inspection access.
    Source evidence · PDF page 2
    Whether the U.S.-Israeli strikes since February 28 have affected Iran’s nuclear facilities is unclear. On March 4, based on analysis of satellite imagery, the International Atomic Energy Agency (IAEA) reported “no damage to facilities containing nuclear material in Iran,”
  • Despite military actions, Iran is assessed to retain substantial missile and drone capabilities and may be actively rebuilding its military infrastructure and production capacity.
    Source evidence · PDF page 2
    The U.S. intelligence community has for years assessed that Iran could have the capability to produce nuclear weapons at some point, but also that Tehran halted its nuclear weapons program in late 2003 and had not mastered all of the necessary technologies for building such weapons.

Strategic Relevance

The document outlines the strategic implications of military actions against Iran's WMD programs, demonstrating the persistent challenge of degrading such capabilities and the ongoing geopolitical tensions in the Middle East. It also highlights the role of intelligence assessments and congressional oversight in evaluating military effectiveness.

Source Website View PDF

Key Entities

IranUnited StatesIsraelDonald TrumpDefense Intelligence Agency (DIA)International Atomic Energy Agency (IAEA)RussiaUkraineChinaStrait of Hormuz

Best For

Policy MakersDefense AnalystsIntelligence CommunityCongressional StaffNon-proliferation Experts

Related Themes

Non-proliferationMiddle East SecurityBallistic MissilesDrone WarfareNuclear ProgramsU.S. Foreign Policy

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