The incredible stories of courage during the First World War. The great war ushered in the 20th century it was the war to end all wars. The assassination of Archduke Franz Ferdinand of Austria in June 1914 by a Serbian nationalist and the Austria-Hungary war on Serbia were the catalysts that led to World War 1, resulting in over 16 million dead and over 20 million wounded it is one of the deadliest conflicts in human history. This 4 DVD set takes a look back year by year at the key moments and battles that shaped the great war. No. Discs 4 DVDs