pre-war /ˌpriː ˈwɔː◂ $ -ˈwɔːr◂/ BrE AmE adjective [usually before noun]
[ Word Family: noun : ↑ war , ↑ warfare , ↑ warrior ; adjective : ↑ pre-war ≠ ↑ post-war , ↑ warring ]
happening or existing before a war, especially the Second World War OPP post-war :
pre-war Britain