The conservation efforts were dealt another blow during the second world war, when troops on practice sessions roughed up the land where the park currently stands.
Jitihada hizo za kuhifadhi zilipata pigo lingine wakati wa vita vya pili vya ulimwengu, wakati wanajeshi waliokuwa kwenye mazoezi walipoharibu ardhi ambayo mbuga hiyo iko sasa.