Question: What project was a scientific effort led by Germany to develop and produce nuclear weapons during World War II, and was subject to the Norweigian heavy water sabotage to prevent it?
Sentence (from "Norwegian heavy water sabotage"): The Norwegian heavy water sabotage (Bokmål: "Tungtvannsaksjonen" , Nynorsk: "Tungtvassaksjonen" ) was a series of operations undertaken by Norwegian saboteurs during World War II to prevent the German nuclear weapon project from acquiring heavy water (deuterium oxide), which could have been used by the Germans to produce nuclear weapons.
Relevant evidence: Yes