May 18, 2018, the US dept. of the interior(DOI) released the final list of 35 minerals deemed critical to the US national security and the economy.
http://democrats-naturalresources.house.gov/imo/media/doc/2018-05-21%20Rep.%20Grijalva%20to%20Sec.%20Zinke%20re_Critical%20Minerals%20List.pdf
Shortly after, there was an angry letter from a ranking member because uranium was added to this list. And he goes on with some details about his concerns. Interestingly he writes stuff like : critical mineral enjoying streamlined permitting.
Notice the MOU between
Memorandum of Understanding between the Department of Indian and Northern Affairs Canada and the Department of the Interior of the United States of America concerning Indigenous and Northern Issues
http://www.aadnc-aandc.gc.ca/eng/1100100014184/1100100014185