Pedzisa mutsara unotevera: Pakatanga hondo muna 1939, Zirnheld akapiwa basa muDefense Contre Avions (DCA) unit muLebanon. Zirnheld akaedza kutamira kunoshanda muMetropolitan Army muFrance, asi
Armistice yakasainwa asati agona kudaro. Zirnheld akabva atizira kuPalestine yaitongwa neBritain kunobatana nemauto eFree France. Akapihwa 1st Colonial Infantry Battalion semushandi uye akashanda muHondo yeSidi Barani. Nemhaka yedzidzo yake, akagoverwazve somutevedzeri woMutungamiriri weDhipatimendi reMashoko nePropaganda muCairo. Kunyange zvazvo iyi yakanga iri nzvimbo "yakachengeteka", akakumbira kutumirwa kunzvimbo yokutanga. Akazoendeswa kuChikoro cheVashandi veVashandi muBrazzaville, French Congo, kwaakapedza kudzidza 5th mukirasi yake seApirant (Brevet-Lieutenant).