This week we mark the centenary of the end of the first World War and look at the causes of this conflict that engulfed dozens of Nations and changed millions of lives for ever. We talk to experts Professor Hew Strachan, Peter Caddick-Adams & Gary Wise for a superb insight into this most terrible of wars. Visit Viral History at Subscribe to Viral History on YouTube at… Like Viral History on Facebook at Follow Viral History on Twitter at Follow Viral History on Instagram at