The legal framework governing the deployment and use of armed forces to guard the US border with Mexico is surveyed in a new publication from the Congressional Research Service.
See The President’s Authority to Use the National Guard or the Armed Forces to Secure the Border, CRS Legal Sidebar, April 19, 2018.
Other new and updated reports from the Congressional Research Service include the following.
Armed Conflict in Syria: Overview and U.S. Response, updated April 18, 2018
Spain and Its Relations with the United States: In Brief, updated April 19, 2018
France and U.S.-French Relations: In Brief, April 19, 2018
Energy and Water Development Appropriations: Nuclear Weapons Activities, updated April 18, 2018
Coast Guard Polar Icebreaker Modernization: Background and Issues for Congress, updated April 18, 2018