The footage is old, and the quality grainy, but the message is unmistakable. A public relations video produced by the IDF Spokesperson's Unit more than 30 years ago makes the case for Israel to retain the Judea and Samaria region, from a purely military perspective, and offers a unique glimpse into a very different age, in which official Israeli government bodies were not shy of articulating the need for the Jewish state to maintain control over its Biblical heartland.