For the first time, the USO is opening its archives to share a curated collection of intimate World War II letters, written by service members between 1942 and 1944 from the frontlines in Europe to the loved ones waiting at home. Andrew Scott , who stars in the Focus Features film “ Pressure ,” which explores the critical days leading up to D-Day, reads one of those intimate correspondences, dated June 21, 1944, and sent from somewhere in France. “You have no idea how much it means to a guy over here to receive mail,” Scott says, reading the note from the soldier to his beloved back home. “June 6, that was D-Day at home. I could just see everyone who has somebody or somebody in the forces over in England start hoping and praying that their loved ones were all right, and yes, you are no exception, darling,” the soldier wrote. “Honey, I can’t confess my love to you any better now than I have in the past. But no matter what, I still always love you.…