Why World War I still matters, 100 years after it began
One hundred years after the First World War, boundaries established after the armistice at the "eleventh hour of the eleventh day of the eleventh hour" still shape many of today's conflicts. From ISIS's invasion of Mosul to Boko Haram's kidnapping of schoolgirls, GlobalPost co-founder Charles Sennott journeys from Iraq to Nigeria to the Balkans to Northern Ireland and the Holy Land to see how WWI's history lives on, the lessons learned — and far too often not learned.