Across Europe, intelligence officials are sounding an alarm that cuts to the heart of modern security: the continent may be losing a war it has not yet fully acknowledged is being fought. The failed drone strike on Leipzig airport last month has become a symbol of Russia's hybrid warfare strategy — a campaign that operates in the ambiguous space between peace and conflict, targeting infrastructure, institutions, and public confidence without crossing the threshold of conventional military aggression. The warning is not merely about a single incident, but about whether Europe's security framewo