Causes of WW1

One of the main causes of World War 1, was mutual defense alliances. If a country was attacked, their allies would step in and help them out. These alliances included Russia and Serbia, Germany and Austria- Hungary, France and Russia, Britain, France, and Russia and Japan and Britain.
Another major cause of WW1 was Imperialism. The increasing competition for greater empires led to an increase in confrontation which eventually pushed the world into World War 1. ANother great cause of WW1 would be Militarism. All countries were constantly battling to have a better, stronger military. This as well led the world into WW1. Nationalism also played a huge role in starting WW1. Countries were always battling on which country is better. The immediate cause of World War 1 was the assassination of Archduke Franz Ferdinand. This assassination led to Austria- Hungary declaring war on Serbia. When Russia began to mobilize due to its alliance with Serbia, Germany declared war on Russia. This is how World War 1 started. The Zimmerman note declared that we as a country would start submarine warfare on Fe 1st