December 24, 1914 – German bombing campaign of the First World War was that conducted against Britain

ZONA PERANG (zonaperang.com) – 24 December 1914, a German plane appears over Dover, England and drops the first bomb to ever fall on British soil in wartime.

Proudzynski and Fankenberg in FF.29 no. 204, appeared high over Dover. The aircraft dropped a bomb near Dover Castle, which broke some glass. A British pilot took off but failed to find the aircraft.