Amoy Williams wh By Amoy Williams wh Jun 28, 1914 Archduke Franz Ferdinand from 1870 There were many factors including: Militarisim, Alliances, Imperalism, and Nationalism, but this single event sparked or ignited World War I. Period: Apr 21, 2016 to Apr 24, 2016 jhjudwvb kwuGHIWDM EKWJfbgilyerhbnkwjefbuyjfJFhgrjcniuchguh v