Congress has approved appropriations for the past 13 years of war that total $1.6 trillion for military operations, base support, weapons maintenance, training of Afghan and Iraq security forces, reconstruction, foreign aid, embassy costs, and veterans' health care for the war operations initiated since the 9/11 attacks. This report discusses the Department of Defense's FY2015 war request and various issues for Congress regarding the funding of the war on terror.

This report provides background information for Congress on the levels of Department of Defense (DOD) troop and contractor personnel deployed in support of prior and ongoing military operations in Iraq and Afghanistan.

This report describes Iran's influence over the post-Saddam government in Iraq. A key concern is that Iran is extending support for related militias in Iraq that are now responsible for much of the sectarian violence in Iraq.

Although there was widespread international disagreement in the period leading up to the U.S.-led war in Iraq, forty-nine countries demonstrated support for the coalition’s actions in Iraq by publicly agreeing to be included in the Bush Administration’s “coalition of the willing." This report tracks countries’ current political stances on the postwar situation, as well as major foreign monetary and military contributions to postwar Iraq.

This report reviews proposed legislation and contracts, analyzes the positions of various Iraqi political actors, and discusses potential implications for U.S. foreign policy goals in Iraq.

This report provides background and analysis on the politics of Iraq, including its communities, its governing personalities and factions, security forces and militias, and the government's human rights record. The report does not provide a detailed analysis of the U.S.-led campaign to defeat Islamic State forces in Iraq.

This report provides an overview of Iraq's political transition from the dictatorship of Saddam Hussein to a plural polity that encompasses varying sects and ideological and political factions. This report also addresses ongoing governmental instabilities and their causes, as well as U.S. concerns about possible Iranian influence in Iraq as U.S. forces depart the country.

This report discusses Iraq's political system that is increasingly characterized by peaceful competition and formation of cross-sectarian alliances. However, ethnic and sectarian political and sometimes violent infighting continues, often involving the questionable use of key levers of power and legal institutions. This infighting-and the belief that holding political power may mean the difference between life and death for the various political communities-significantly delayed agreement on a new government that was to be selected following the March 7, 2010, national elections for the Council of Representatives (COR, parliament)

This report discusses United States and United Nations preparations for Iraq’s planned elections for a transitional National Assembly, scheduled for January 30, 2005. Elections preparations are significantly hindered by continuing insurgency and threats of a boycott by many of Iraq’s Sunni Arabs.

Large-scale reconstruction assistance programs are being undertaken by the The United States following the war with Iraq. To fund such programs, Congress approved on April 12, 2003, a $2.48 billion Iraq Relief and Reconstruction Fund in the FY2003 Supplemental Appropriation. On November 6, 2003, the President signed into law P.L. 108-106, the FY2004 Emergency Supplemental Appropriation, providing $18.4 billion for Iraq reconstruction. Contributions pledged at the October 24, 2003, Madrid donor conference by other donors amounted to roughly $3.6 billion in grant aid and as much as $13.3 billion in possible loans.

This report provides statistics on fatalities during Operation Iraqi Freedom, which began on March 19, 2003, as well as on the number of fatalities since May 1, 2003, plus statistics on those wounded, but not killed, since March 19, 2003.

This report provides an annotated list of U.N. agencies that are involved in Iraq, key U.S. government agencies, and a sample list of major international and U.S.- based aid organizations that are providing humanitarian assistance to Iraq. Internet links to the U.N. agencies and humanitarian aid organizations are also provided.

This report discusses the problems facing Iraq as the Islamic State (IS, aka the Islamic State of Iraq and the Levant, ISIL/ISIS) gains power in the region. IS is a transnational Sunni Islamist insurgent and terrorist group that has expanded its control over areas of northwestern Iraq and northeastern Syria since 2013, threatening the security of both countries and drawing increased attention from the international community. The Islamic State has thrived in the disaffected Sunni Muslim-inhabited areas of Iraq and in the remote provinces of Syria torn by the civil war. The Islamic State's tactics have drawn the ire of the international community, increasing U.S. attention on Iraq's political problems and on the civil war in Syria.

This report discusses executive authority to authorize force in the crisis involving the Islamic State (IS, also known as ISIL or ISIS), which raised significant concerns for the United States.

This report discusses the legal framework that applies to private security contractors (PSCs) in Iraq and Afghanistan. The report follows up with a discussion of jurisdiction over PSC personnel in U.S. courts, identifying possible means of prosecuting contractor personnel who are accused of violating the law overseas in the context of U.S. military operations. Finally, the report briefly discusses the possible implication of the roles of private security contractors with respect to inherently governmental functions.

This report discusses the U.S. efforts to rebuild Iraqi media after the fall of Saddam Hussein's rule.

The Department of Defense (DOD) is responsible for performing a wide range of expeditionary missions, including domestic emergency operations and military operations outside of the continental United States. DOD increasingly relies on contractors during expeditionary operations to perform a wide range of services. This report examines these steps being taken by DOD and options for Congress to monitor DOD's efforts to comply with The National Defense Authorization Act of FY2008.

This report begins by discussing the historical legal framework governing U.S. military operations in Iraq. The report then provides a general background as to the contents of agreements traditionally considered Status of Forces Agreements (SOFAs). Finally, the report discusses specific aspects of the SOFA, highlighting issues that may require continued congressional oversight.