The arrest of Gavrilo Princip after assasinating Archduke Franz Ferdinand in Sarajevo, 1914

Gavrilo Princip was a son of a postman, born in 1894. He was sent by Dragutin Dimitrijevic, the chief of the Intelligence Department in the Serbian Army and head of the Black Hand, to assassinate Archduke Franz Ferdinand during his visit to Sarajevo on 28 June 1914. After a 12-day murder trial in Sarajevo in October 1914, Princip was sentenced to 20 years and died four years later in a hospital.