Security & Defense

One of the most fundamental responsibilities of governments is to protect their citizens from all threats, internal or foreign. Policy makers must prepare for potential conventional warfare, terrorism and other asymmetrical attacks, and the repercussions of natural disasters and climate change to ensure the safety of their citizens. The motivation to protect against future threats must also be partnered with regular dialogue and partnership with allies and neighbors to prevent the triggering of violent conflict or destabilizing arms races.

Content

Dispatches

Mar 1, 2026

Don’t worry about the Iran conflict’s impact on oil prices—yet

By Landon Derentz

Markets can tolerate a spike. What they cannot tolerate is prolonged uncertainty over trade flows through the Strait of Hormuz.

Conflict Energy & Environment

In the News

Mar 1, 2026

Charai in The National Interest: How the US Can Sustain Deterrence After Khamenei

By Atlantic Council

Iran Middle East

In the News

Mar 1, 2026

Charai for The Jerusalem Post: After the strikes: Planning for Iran’s ‘day after’

By Atlantic Council

Democratic Transitions Iran

Fast Thinking

Feb 28, 2026

Iran’s supreme leader is dead. Here’s what it means.

By Atlantic Council

Ayatollah Ali Khamenei, the supreme leader of Iran, was killed in a US-Israeli bombing campaign on Feb. 28.

Iran Security & Defense

Fast Thinking

Feb 28, 2026

What Trump’s ‘Epic Fury’ means for Iran and the Middle East 

By Atlantic Council

Operation Epic Fury has begun. On Feb. 28, US President Donald Trump announced a “massive and ongoing” attack on Iran.

National Security Security & Defense

Dispatches

Feb 28, 2026

Experts react: The US and Israel just unleashed a major attack on Iran. What’s next?

By Atlantic Council experts

Atlantic Council experts assess the unfolding Operation Epic Fury and where it goes from here.

Conflict Iran

MENASource

Feb 27, 2026

Regime change in Iran? Here’s why the US should avoid the temptation.

By Jennifer Gavito and Bianca Rosen

Launching a large-scale conflict aimed at regime change in Iran would likely create more problems than it would solve for the United States.

Conflict Crisis Management

Podcast

Feb 27, 2026

How to deter Chinese aggression against Taiwan, with Rep. John Moolenaar

By the Atlantic Council

Congressman John Moolenaar, chairman of the House Select Committee on Strategic Competition between the United States and the Chinese Communist Party, discusses how the United States and Taiwan can strengthen deterrence in the Taiwan Strait.

Economy & Business Politics & Diplomacy

In the News

Feb 27, 2026

Kroenig in The Wall Street Journal on Iran’s military capabilities

By Atlantic Council

On February 27, Atlantic Council vice president and Scowcroft Center senior director Matthew Kroenig was quoted in The Wall Street Journal on Iran's intercontinental ballistic missile program.

Iran Security & Defense

UkraineAlert

Feb 26, 2026

Ukraine’s women may hold the key to the country’s future security

By Calin Trenkov-Wermuth, Sofia Kryshtal

Ukraine's female population should play a larger part in the country's future security strategy and can take on a wide range of military support and administrative roles far from the front lines, write Calin Trenkov-Wermuth and Sofia Kryshtal.

Conflict Defense Policy

Experts

Events