Some officials of the Islamic Republic of Iran have recently renewed threats to close or exercise control over the Strait of Hormuz. This report explains Iranian threats to the Strait of Hormuz, and analyzes the implications of some scenarios for potential U.S. or international conflict with Iran, which include: outright closure of the Strait, harassment and/or infrastructure damage, and continued threat.

This report discusses key policy issues related to a nuclear cooperation agreement between the United States and Russia signed on May 6, 2008, including future nuclear energy cooperation with Russia, U.S.-Russian bilateral relations, nonproliferation cooperation, and Russia's policies toward Iran.

Report that focuses on the United States' relationship with Iran and how the Obama Administration is handling prior administration's economic sanctions against Iran.

This report focuses on the United States' relationship with Iran and how the Obama Administration is handling prior administration's economic sanctions against Iran. The Obama Administration's policy approach toward Iran has contrasted with the Bush Administration's by attempting to couple the imposition of sanctions to an active and direct U.S. effort to negotiate with Iran on the nuclear issue. That approach was not initially altered because of the Iranian dispute over its June 12, 2009, elections.

This report gives an overview of the U.S. sanctions in place on Iran and legislation that would enhance both the economic sanctions and human rights-related provisions of CISADA and other laws. It also discusses the measures that the United Nations and others have enacted against Iran and the effects of the sanctions.

This report discusses the recent development regarding the negotiations with Iran about its nuclear program. It provides background information on Iranian nuclear program and debates the November 24 Joint Plan of Action Elements.

This report analyzes U.S. and international sanctions against Iran and provides examples, based on a wide range of open source reporting, of companies and countries that conduct business with Iran.

This report analyzes U.S. and international sanctions against Iran and, in so doing, provides examples, based on a wide range of open source reporting, of companies and countries that conduct business with Iran. It also discusses the effectiveness of sanctions on Iran.

This report analyzes U.S. and international sanctions against Iran. U.S. sanctions have been a major feature of U.S. Iran policy since Iran's 1979 Islamic revolution, but U.N. and worldwide bilateral sanctions on Iran are a relatively recent (post-2006) development.

This report analyzes U.S. and international sanctions against Iran and provides some examples, based on open sources, of companies and countries that conduct business with Iran.

This report analyzes U.S. and international sanctions against Iran and provides some examples, based on open sources, of companies and countries that conduct business with Iran.