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.
As soon as Archduke Franz Ferdinand â the heir of Austria-Hungaryâs throne â was assassinated on June 28, 1914, the fuse was lit. Ferdinandâs death happened under the care of the Black Hand, a Serbian nationalist secret society and it caused a series of events culminating into the worldâs first ever global war.. Germany and Austria-Hungary formulated a treaty before they waged war and they declared war on Russia. 4. France was bound to an agreement with Russia and was forced to step in to go to war with Germany.