Donald Trump cares deeply about the Justice Department, and he appears to care about exactly one thing: an attorney general who will do whatever he says, specifically in the realm of trying to lock up as many of his political enemies as possible. William Barr, a former attorney general under Trump and an esteemed legal mind within the conservative movement, also cares deeply about the Justice Department, but for different reasons. Barr believes the department plays a key role in advancing conservative priorities in immigration, DEI, deregulation, the prosecution of criminals (real ones, not just people whom Trump hates), and other traditionally Republican policy goals. Trump’s nomination of Todd Blanche for attorney general has therefore put Barr in an awkward position. Barr has resolved the dilemma by writing a contorted endorsement of Blanche in The Wall Street Journal. Barr’s less-than-glowing assessment of Blanche’s qualifications reads like a grudging employee review that recommends the lowest possible raise. “Mr. Blanche has the necessary qualities for the job,” he writes. “Mr. Blanche has already demonstrated effective leadership.” In …