The First World War or “Great War”, as it was commonly called before the Second World War, was started mainly by three reasons. These three reasons made the outbreak of war inevitable. There were many tensions between many countries, but there were more than just allies and rivalries between European countries. There was an initial spark for what started the war, but World War I began primarily because of militarism, nationalism, and imperialism. Without a strong belief that armies would win wars, soldiers would likely have had a different perspective on things and be week. Having pride in your military or army was very important. Some countries like Germany send all their children to military school. From a young age countries taught their nation the ways of the military and to have pride and confidence in their army or army. Furthermore, with the evolution of technology, weapons have also helped many countries. Militarism, the European arms race played a major role in World War I and why it started. People throughout Europe during this period w...