The Great War: Remembering the ‘war to end all wars’ 100 years on

Armed and ready: This 1916 picure shows French soldiers moving into attack from their trench during the Verdun battle, eastern France, during World War I. The battle won by the French in November 1916 cost the lives of 163,000 French soldiers and 143,000 German soldiers. - AFP

What really triggered World War I, and could it happen again?

A hundred years ago today, in 1914, a bomb blew up and gunshots rang out in Sarajevo, then part of the Austro-Hungarian Empire, killing the heir to the Empire, Archduke Franz Ferdinand of Austria, and his wife, Sophie, Duchess of Hohenberg.