December saw a number of important developments at the National Labor Relations Board (NLRB). The month started well for unions but ended badly. Some observers complained of whiplash! THE GOOD On December 10, the five-member board, still under Democratic control, issued a long-awaited decision freeing unions from the most deleterious features of management-rights clauses. The case, Endurance Environmental Solutions, LLC, overruled MV Transportation, a 2019 decree from Donald Trump’s first term in office.