Question: What group was tasked with making nuclear weapons in April of 1939, and was sabotaged by the Allied Nations in World War II?
Sentence (from "German nuclear weapon project"): The German nuclear weapon project (German: "Uranprojekt" ; informally known as the "Uranverein"; English: Uranium Society or Uranium Club ) was a scientific effort led by Germany to develop and produce nuclear weapons during World War II.
Relevant evidence: Yes