Naman Ramachandran Stockholm-based production company Dramacorp is developing Cold War mini-series “Whiskey On The Rocks,” based on a real-life diplomatic incident.In 1981, a Soviet U-137 ‘Whiskey’-class submarine ran aground on rocks deep inside Swedish territorial waters — in the middle of a sensitive Swedish naval exercise. This breach of sovereignty led to a Cold War stand-off between Sweden and the U.S.S.R.