where a c {\displaystyle a_{c}} is the centripetal acceleration. The direction of the force is toward the center of the circle in which the object is moving, or the osculating circle (the circle that best fits the local path of the object, if the path is not circular).
The assassination of Archduke Franz Ferdinand of Austria, heir presumptive to the Austro-Hungarian throne, and his wife Sophie, Duchess of Hohenberg, occurred on 28 June 1914 in Sarajevo when they were shot dead by Gavrilo Princip.
The assassination of the Archduke Franz Ferdinand and his wife was critical in setting off the chain of events that led to the First World War. Not only was it a bad day for the Archduke and his family, but also a bad day for Europe.rincip pulled out a gun and shot at Franz Ferdinand, hitting him in the jugular vein. There was a tussle, during which Princip shot and killed Sophie. By 11.30am, Franz Ferdinand had bled to death.