Immediately after war was declared on 28 July 1914, the impact of the war also became noticeable in Schiefling. Summer tourists rushed to leave their accommodation and the first men were conscripted. 35 never returned. The restrictive wartime economy weakened the population. Infectious diseases such as dysentery, typhoid or the Spanish flu spread, claiming many victims.
For the Slovenian speakers, the outbreak of the war heralded a time of agitation, denunciation, persecution and arrests. The priests Jožef Svaton and Janez Maierhofer were arrested and convicted as early as at the beginning of August 1914, while Stefan Singer was monitored.