This report provides a brief overview of selected acquisition-related provisions found in the National Defense Authorization Acts (NDAAs) for FY2016 (P.L. 114-92), FY2017 (P.L. 114-328), and FY2018 (P.L. 115-91), including the following topics that were a focus of the legislation: Major Defense Acquisition Programs, the acquisition workforce, commercial items, Other Transaction Authority, and contract types. This report also discusses the breakup of the office of the Under Secretary of Defense for Acquisition, Technology, and Logistics, as well as the shift of authority from that office to the military departments.

This report provides an overview of general, Arctic-related issues for Congress, such as: Arctic territorial disputes; commercial shipping through the Arctic; Arctic oil, gas, and mineral exploration; endangered Arctic species; and increased military operations in the Arctic, which could cause the region in coming years to become an arena of international cooperation or competition.

This report is an update of an earlier report regarding the EPA's (Environmental Protection Ageny's) proposed repeal of the Clean Power Plan, which was intended to reduce greenhouse gas emissions. On Dec. 28, 2017 the EPA issued an Advanced Notice of Proposed Rulemaking (ANPRM) seeking input on creating a new replacement regulation for the previous Clean Power Plan.

This report provides an overview of Serbia and its governmental structure, economy, and foreign relations with the U.S., Kosovo, Turkey, Russia, and the EU.