Hanukkah, the Jewish Festival of Lights, commemorates a massive, against-all-odds military victory of the Jewish people against ruthless foes who wanted them and their religion erased. Sound familiar? But to Second Gentleman Doug Emhoff — or whichever witless intern runs his X feed — it’s actually a celebration of “hiding.” “In the Hanukkah story, the Jewish people were forced into hiding,” Emhoff’s account posted. “During those eight days in hiding, they recited their prayers and continued their tradition . . . . In these dark times, I think of that story.” An embarrassing, ahistorical howler for a quasi-official White House-adjacent...