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A plume of smoke rises after an explosion on February 28, 2026 in Tehran, Iran.

Israel and US Launch Preemptive Strikes on Iran, Raising Fears of Wider War

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  • Post last modified:February 28, 2026

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Israel and the United States have launched coordinated preemptive strikes against Iran, marking a dramatic escalation in Middle East tensions this weekend. Iranian cities, including Tehran, Isfahan, Karaj, and Qom, reported explosions as sirens wailed across the region — sparking fears of a wider confrontation. Officials in Jerusalem say the offensive aims to remove imminent threats posed by Iran’s nuclear and missile programs, while Washington’s involvement signals a deeper American commitment to regional security. This matters now because it dramatically alters the geopolitical balance and could trigger unprecedented retaliation.

Israel and US Launch Preemptive Strikes on Iran, Raising Fears of Wider War
A plume of smoke rises following a reported explosion in Tehran on February 28, 2026, as the US and Israel announce the start of strikes.

Understanding the Preemptive Attack

Israeli Defense Minister Israel Katz confirmed that early Saturday morning, Israel initiated what leaders called a preemptive strike on Iranian territory, targeting military, government, and key strategic locations. Sirens blared across Israel as nationwide emergency protocols were activated. Simultaneously, explosions were heard in the Iranian capital, Tehran, as multiple missiles and guided munitions impacted their targets.

According to multiple verified reports, the United States also participated in the attack, with officials acknowledging that American forces struck targets inside Iran in coordination with the Israeli military. This combined offensive has been described as designed to disrupt explosive threats before they materialize, especially those related to Iran’s contested nuclear ambitions.

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Smoke rises following an explosion, after Israel said it launched a pre-emptive attack against Iran, in Tehran, Iran, February 28, 2026. 

The Strategic Background Behind the Strikes

Tensions between Iran and Israel have simmered for years, driven largely by disputes over Tehran’s nuclear program and Iran’s long-range missile capabilities. In June 2025, earlier aerial escalations resulted in attacks on Iranian sites and reciprocal drone and missile launches that injured dozens in Israel. Those clashes foreshadowed the significant confrontation unfolding now.

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This combination of pictures created on April 09, 2025, shows US Middle East envoy Steve Witkoff after a meeting with Russian officials at Diriyah Palace, in Riyadh, Saudi Arabia, on February 18, 2025 (L); and Iran’s Foreign Minister Abbas Araghchi speaking to AFP during an interview at the Iranian consulate in Jeddah on March 7, 2025.

For weeks before the February 28 offensive, diplomatic negotiations between the United States and Iran showed signs of strain. US President Donald Trump publicly expressed frustration with stalled talks, emphasizing that he wanted a peaceful outcome but was prepared to resort to military action if necessary. As tensions escalated last week, Washington moved additional warships and military assets into Middle East waters — positioning for a potential strike.

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People run for cover following an explosion, after Israel said it launched a pre-emptive attack against Iran, in Tehran, Iran February 28, 2026. 

Why This Matters Now: Geopolitical and Regional Impact

The joint Israeli-US strikes represent a major departure from previous Middle Eastern skirmishes, largely because both nations appear committed to preventive military action rather than awaiting future escalation. The implications are vast:

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In addition to the capital Tehran, the cities of Isfahan, Qom, Karaj, and Kermanshah were targeted.

Regional Security Risks: Iran has already shut its own airspace and reportedly moved its Supreme Leader, Ayatollah Ali Khamenei, out of Tehran to a secure location amid fears of further attacks.

Global Political Fallout: Nations around the world are closely watching, and some neighboring states — including Iraq — have closed their airspace in response to the strikes.

Potential for Retaliation: Iranian officials have vowed that Tehran will respond forcefully to protect its sovereignty and military assets. The risk of extended conflict involving proxy militias and foreign alliances is now significantly elevated.

Experts warn that this could mark the beginning of a broader Middle Eastern confrontation — one that reshapes alliances, destabilizes energy markets, and affects global security frameworks.

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Smoke rises following an explosion, after Israel’s Defence Minister Israel Katz said Israel had launched a pre-emptive attack against Iran, in Tehran, Iran February 28, 2026 in this screen grab taken from video. 

Human Impact and Immediate Reactions

Although casualty figures remain unconfirmed, residents of Tehran and other major Iranian cities reported plumes of smoke and widespread chaos following the strikes. Israeli authorities have ordered public safety measures, including closures of schools, workspaces, and non-essential services, to prepare for possible Iranian counterattacks.

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People run for cover following an explosion, after Israel said it launched a pre-emptive attack against Iran, in Tehran, Iran, February 28, 2026. 

International responses are just beginning to take shape:

Some countries have called for emergency sessions at the United Nations to prevent further escalation.

Refugee and humanitarian agencies are already preparing for civilian displacement and crisis support.

Global markets have reacted with increased volatility, particularly in energy commodities.

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Looking Ahead: What Comes Next

As of now, the situation remains fluid and evolving. Both Iran and the United States have refrained from detailed casualty reports, and global leaders are urging restraint while preparing for the possibility of a deeper conflict.

One thing is clear: this event will be studied for years as a defining moment in 21st-century geopolitics — one that could either depress tensions through diplomatic breakthroughs or spiral into broader confrontation.

Subscribe to trusted news sites like USnewsSphere.com for continuous updates.

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