Read the following description and decide which of the MAIN causes of WWI this represents.
Germany was involved in multiple treaties, both public and secret with several countries such as Austria Hungary to defend each other if they were attacked.
An arms race resulted in the stockpiling of weapons in industrial countries such as Germany, Russia, and France.
Some people wanted to create new countries that aligned better to culture and heritage instead of large diverse empires such as Austria-Hungary. They sometimes fought to break away or to join another country they had more in common with.
When the war began many countries that were not directly involved in the causes of the war were drawn into the conflict making it a world war instead of small conflict.
Conflict over territory in Africa led to colonial powers to fight with each other back in Europe.
When the war began, many soldiers rushed to enlist and fight because they were confident their country was the most powerful and would easily win.