What useful wartime roles could late interwar rigid airships perform?
Short answerThey could patrol lower-threat regions and scout fleet routes, but they would be too vulnerable for heavily defended waters or missions behind enemy lines.
NotesSurviving airships fit persistent surveillance, trip-wire patrols, and route reconnaissance, where range matters more than combat survivability. Their lower cost and smaller crews make them useful in quiet regions such as the approaches to Australia. High-threat missions near Japan or behind enemy lines would expose them to unacceptable loss. Replenishment work is especially doubtful because the places needing supply would often be dangerous. Scouting ahead of a fast-moving fleet is more credible because it lets warships preserve speed and concentration while the airship searches the route.