R v TRA (Redress Intervening) [2020] 3 All ER 177

“The case was concerned with the definition of ‘torture’ under section 134 of the Criminal Justice Act 1988 and the distinctions to be drawn, firstly, between governmental activity and military activity and, secondly, between the actual exercise of governmental functions as distinct from the purported exercise of such functions. It also prompted consideration by the Supreme Court of the principles of interpretation of international treaties ...”