1894 – He was born on the 25th day of July this year in the the village of Obljaj, near Bosansko Grahovo, Bosnia and Herzegovina the son of a mail carrier.
1912 – He took part in protest demonstrations against the Sarajevo authorities for which he was expelled from school. Following his expulsion, he went to Belgrade. While crossing the border, he made a point of kissing the soil of Serbia. In Belgrade, he sought to gain admission to the First Belgrade Gymnasium but failed the entrance exam. In the same year, Serbia was abuzz with mobilization for the First Balkan War. Princip planned to join the komite, irregular Serbian guerrilla forces under Serbian Major Vojislav Tankosic, which had fought in Macedonia against Ottoman units.
1914 – He participated in the assassination in Sarajevo. General Oskar Potiorek, Governor of the Austrian provinces of Bosnia-Herzegovina had invited Franz Ferdinand and Countess Sophie to watch his troops on manoeuvers. Franz Ferdinand knew that the visit would be dangerous, knowing his uncle, Emperor Franz Josef, had been the subject of an assassination attempt by the Black Hand in 1911.
1918 – Having been too young at the time of the assassination (19, 3 days short of turning 20) to face the death penalty, Princip received the maximum sentence of twenty years in prison, where he was held in harsh conditions worsened by the war. He died of Tubercolosis on the 28th day of April this year in Theresienstadt, Bohemia, Austria-Hungary. (Terezín, Czech Republic). At the time of his death Princip weighed around 40 kilograms (88 pounds or 6 st 4 lb).