Watch this 20th Century World History and Causes of World War 1 video entitled From the Assassination to study why the Austro-Hungarian Empire declared war on Serbia, thus sparking World War 1. Learn the political, economic, and social effects of the 19th-century industrialization of the Continent, and discuss the reasons for the emergence of nationalist ideology as a dominant political force in Europe during the 19th century. Discover the reasons why colonial rule was so important to Europe's imperialist powers.
Learn about From The Assassination and examine the world events of the early twentieth century that caused World War 1, history's first truly global conflict.