Assassination of Antonio Cánovas del Castillo
Italian anarchist Michele Angiolillo assassinated Spanish Prime Minister Antonio Cánovas del Castillo on 8 August 1897, in Gipuzkoa. The head of government had been vacationing in the Santa Águeda spa.
Source: Wikipedia — Assassination of Antonio Cánovas del Castillo (CC BY-SA 4.0)