Description: The issue of Iran and its nuclear program has emerged as a top priority for the Obama Administration. The United States also sees a threat to U.S. interests posed by Iran's support for militant groups in the Middle East and in Iraq and Afghanistan. Tensions have been particularly elevated since Iran's late-December 2011 threat to try to choke off much of the world's oil supplies -a reaction to the imposition of significant sanctions against Iran's vital exports of oil. The heightened tensions follow three years in which the Obama Administration has assembled a broad international coalition to pressure Iran through economic sanctions while also offering sustained engagement with Iran if it verifiably assures the international community that its nuclear program is peaceful. The Administration uses indicators such as Iran's economic deterioration and its willingness to engage in new talks as evidence that policy is starting to work and should be given more time before any consideration of U.S. or other country military options. The Administration also perceives that the legitimacy and popularity of Iran's regime is in decline, although not to the point where the regime's grip on power is threatened. Over the past two years, the United States has ...

Description: This CRS report, updated as warranted, discusses policy issues regarding military-to-military (mil-to-mil) contacts with the People's Republic of China (PRC) and provides a record of major contacts and crises since 1993.

Description: This report looks at the purposes and results of U.S. sanctions on Iran, which were initiated as a result of Iran's nuclear program and human rights issues. It ends by discussing future issues that Congress can consider regarding the sanctions.

Description: This report reviews some of the monitoring and verification provisions in the new START Treaty between the U.S. and Russia and compares these with some of the provisions in the original START Treaty. It focuses, specifically, on differences between the treaties in the provisions governing the exchange of data, known as telemetry, generated during missile flight tests; provisions governing the monitoring of mobile intercontinental ballistic missiles (ICBMs); and differences in the numbers and types of on-site inspections.

Description: This report focuses on the implications that certain elements of China's military modernization may have for future required U.S. Navy capabilities. The issue for Congress addressed in this report is: How should China's military modernization be factored into decisions about U.S. Navy programs? Congress's decisions on this issue could significantly affect future U.S. Navy capabilities, U.S. Navy funding requirements, and the U.S. defense industrial base, including the shipbuilding industry.