The first cause is militarism, where countries built up their militaries in order to show power. This lead to making people anxious and, after the assassination, started a war. The second cause is the alliance systems that were set up. With these alliances once one country went to war, all their allies also had to go to war. The third cause was nationalism and how people would do anything for their country. People believed that they were the best and that war would mean they would gain power. The spark was the assassination of Archduke Franz Ferdinand. Even with all the other causes a war might not have occurred without this spark. It set the countries off allowing them to use their strong militaries, help their allies, and make their country seem like the
The first cause is militarism, where countries built up their militaries in order to show power. This lead to making people anxious and, after the assassination, started a war. The second cause is the alliance systems that were set up. With these alliances once one country went to war, all their allies also had to go to war. The third cause was nationalism and how people would do anything for their country. People believed that they were the best and that war would mean they would gain power. The spark was the assassination of Archduke Franz Ferdinand. Even with all the other causes a war might not have occurred without this spark. It set the countries off allowing them to use their strong militaries, help their allies, and make their country seem like the