This report provides background information and potential issues for Congress on the Navy's irregular warfare (IW) and counterterrorism (CT) operations. The Navy's IW and CT activities pose a number of potential oversight issues for Congress, including how much emphasis to place on IW and CT activities in future Navy budgets.

This report provides background information and issues for Congress on maritime territorial and exclusive economic zone (EEZ) disputes in the East China (ECS) and South China Sea (SCS) involving China, with a focus on how these disputes may affect U.S. strategic and policy interests.

This report provides background information and issues for Congress on the LX(R) amphibious ship program, a Navy program to build a new class of 11 amphibious ships. The Navy wants to procure the first LX(R) in FY2020. Decisions Congress makes on the LX(R) program will affect Navy capabilities and funding requirements, and the U.S. shipbuilding industrial base.

This report provides an overview of the situation in Ukraine. Following the February 2014 collapse of the Kremlin-supported government of President Viktor Yanukovych, there was an emergence of a pro-Western, pro-reform government and an energized public generally anxious to lessen Moscow's influence, committed to addressing the need for serious reform and determined to draw closer to Europe and the United States.

This report discusses the processes of expulsion and censure in the House of Representatives. The House is expressly authorized within the United States Constitution (Article I, Section 5, clause 2) to discipline or "punish" its own Members. It is designed as a measure to protect the institutional integrity of the House of Representatives, its proceedings and its reputation.

This report briefly examines social issues in the Dominican Republic regarding the treatment of Haitians and Dominicans of Haitian descent.

This report provides background information and issues for Congress on the Navy's Littoral Combat Ship (LCS)/Frigate program, a program to procure a large number of LCSs and modified LCSs. The modified LCSs are to be referred to as frigates. The Navy's execution of the program has been a matter of congressional oversight attention for several years. The program presents several oversight issues for Congress.

This report provides an overview of the situation in Ukraine. In February 2014, the Kremlin-supported government of Ukrainian President Viktor Yanukovych collapsed. What followed the turmoil of early 2014 was the emergence of a pro-Western, pro-reform government and an energized public generally anxious to lessen Moscow's influence, committed to addressing the need for serious reform, and determined to draw closer to Europe and the United States.

The first section of this report provides an overview of the Regional Greenhouse Gas Initiative (RGGI, pronounced "Reggie") cap-and-trade program and the participating RGGI states. The subsequent sections discuss selected issues raised by RGGI that may be of interest to Congress. The final section provides some final observations that may be instructive to policymakers.

This report briefly examines the recently-high number of unaccompanied alien children (UAC). In the first seven months of FY2016, apprehensions at the U.S.-Mexico border have approached levels close to what they were in FY2014 when such migration flows reached what were characterized as "crisis" proportions.

This report provides background information and potential oversight issues for Congress on the Ohio replacement program (ORP), a program to design and build a new class of 12 ballistic missile submarines (SSBNs) to replace the Navy's current force of 14 Ohio-class SSBNs.

This report provides legal background on the Clean Power Plan rule (CPP) to regulate emissions of greenhouse gases (GHGs), its Clean Air Act (CAA) framework under Section 111, and climate-related lawsuits that have preceded the present litigation over the CPP. It then gives an overview of the participants in the current litigation, including two groups of Members of Congress, who have offered briefs in support of the petitioners and the respondents, respectively. This report explains the major events in the litigation as of the date of publication, including the Supreme Court stay, and the likely timetable of events in the near term.

This report provides background information and issues for Congress on the Navy's Littoral Combat Ship (LCS)/Frigate program, a program to procure a large number of LCSs and modified LCSs. The modified LCSs are to be referred to as frigates. The Navy's execution of the program has been a matter of congressional oversight attention for several years. The program presents several oversight issues for Congress.

This report provides background information and issues for Congress on three potential new weapons that could improve the ability of Navy surface ships to defend themselves against enemy missiles: solid state lasers (SSLs), the electromagnetic railgun (EMRG), and the hypervelocity projectile (HVP). Any one of these new weapon technologies, if successfully developed and deployed, might be regarded as a "game changer" for defending Navy surface ships against enemy missiles.

This report provides background information and issues for Congress on multiyear procurement (MYP) and block buy contracting (BBC), which are special contracting mechanisms that Congress permits the Department of Defense (DOD) to use for a limited number of defense acquisition programs.

This report provides an overview of Judge Garland's jurisprudence and discusses what the impact on the Court might be if he, or a judge of a similar judicial approach, were to be confirmed to succeed Justice Scalia. The report begins with his views on two overarching issues -- the role of the judiciary and statutory interpretation -- it then addresses 14 separate areas of law, which are arranged in alphabetical order from "administrative law" to "takings."

This report provides background information and issues for Congress on multiyear procurement (MYP) and block buy contracting (BBC), which are special contracting mechanisms that Congress permits the Department of Defense (DOD) to use for a limited number of defense acquisition programs.

This report provides an overview of Iran's foreign policy, which has been a subject of numerous congressional hearings and of sanctions and other legislation for many years. The report analyzes Iranian foreign policy as a whole and by region.

This report provides background information on the Zika virus, discusses challenges faced by governments and implementing partners in the Latin America and Caribbean region that are attempting to control the ongoing outbreak, and analyzes these above issues in the context of the U.S. Zika response.

This report provides background information and potential oversight issues for Congress on the Coast Guard's programs for procuring 8 National Security Cutters (NSCs), 25 Offshore Patrol Cutters (OPCs), and 58 Fast Response Cutters (FRCs). These 91 planned cutters are intended as replacements for 90 aging Coast Guard cutters and patrol craft. The Coast Guard's proposed FY2017 budget requests a total of $467 million in acquisition funding for the three programs.

This report provides a brief overview of the proposed amendment to Rule 41, which would amend the federal search and seizure rules to permit the government to remotely access electronic devices although the location of the device may be unknown. First, the report provides a background on the origin of, and rationale underlying, the proposed amendment and a description of the rule as currently written. Second, it reviews the potential changes made by the proposed amendment and will survey various concerns commenters have raised with the proposal. Lastly, this report addresses efforts being made in Congress to alter, delay, or stop this rule change.

This report presents background information and issues for Congress concerning the Navy's ship force-structure goals and shipbuilding plans. The planned size of the Navy, the rate of Navy ship procurement, and the prospective affordability of the Navy's shipbuilding plans have been matters of concern for the congressional defense committees for the past several years.

This report provides background information and issues for Congress on the sustainment and modernization of the Coast Guard's polar icebreaker fleet. The Coast Guard's proposed FY2017 budget requests $150 million in acquisition funding for a new polar icebreaker that the Coast Guard wants to begin building in FY2020. The issue for Congress is whether to approve, reject, or modify the Administration's FY2017 acquisition funding request for a new polar icebreaker, and, more generally, whether to approve, reject, or modify the Coast Guard's overall plan for sustaining and modernizing the polar icebreaking fleet.

This report begins with a brief discussion of relevant portions of the U.S. corporate income tax system before examining how inversions were commonly structured. It then looks at how Congress and the Department of the Treasury have reduced the benefits of inversions, and concludes with an examination of methods that remain to invert and policy options available to prevent or limit these inversions.