A federal judge has ordered the release of a legal memorandum prepared by the Trump-era Justice Department for then-Attorney General William Barr to assist in his decision on whether to prosecute then-President Donald Trump for obstruction of justice during the Mueller special counsel investigation. The Justice Department (DOJ) had withheld the March 24, 2019, internal memo, claiming that it should be exempt from disclosure under the Freedom of Information Act because it contained the private advice of lawyers and was produced prior to any decisions that were made. But U.S. District Judge Amy Berman Jackson in Washington, an Obama appointee, rejected the argument, saying that at the time when Barr had received the memo, he and the writers had a shared understanding over the decision not to prosecute Trump, and, therefore, the document wasn’t “predecisional.” “The redacted portions of Section I reveal that both the authors and the recipient of the …