There are multiple factors that make believe Germany wanted to start World War I. Some historians think that Germany was pursuing world power, other believe that germans thought that their enemies were in a weak moment so it was their time to attack.
Explanation:
Fritz Fischer is one of the historians that believes Germany wanted to start World War I because they wanted to be a "World Power" over Russia and France. The German elites wanted to use an agressive war to turn Germany a world superpower. Other historians ponit out that is was not only Germany's fault but the growing of Russian's power by the technical and financial assistance of France.
