Two years after their Berlinale prizewinner “Rabiye Kurnaz vs. George W. Bush,” veteran German director Andreas Dresen and his regular screenwriter Laila Stieler reteam for the moving drama “From Hilde, With Love.” Drawing on the compelling real-life case of the Hilde and Hans Coppi, a young married couple arrested and executed for treason by the Gestapo in wartime Berlin, the film cross-cuts between an idyllic summer romance and much darker later events. While the couple’s relationship is necessarily a crucial part of the story, the focus is on Hilde, who was imprisoned while eight months pregnant, had her baby in...