original: Due to the Cold War, subsequent trials never took place.
simplifications: Following trials didn't happen because of the Cold War. future trials never happened because of the Cold War Because of the Cold War, the trials never took place. Trials never happened because of the Cold War. Trials never happened due to the Cold War. Because of the Cold War, there were no additional trials. Due to the Cold War, later trials didn't happen. Later trials never happened because of the Cold War. Subsequent trials never took place because of the Cold War. Due to the Cold War, upcoming trials never took place.