WWI was the war to end all wars. WWI was a bloody and brutal war that caused many casualties. Millions died in this war. Economically countries were great, they were booming. Industrialization was on the rise in the Europe causing tension between countries. New weapons were being made making other countries stronger than most. New forms of trade arose, causing rivalry and tension. The serbians asassinated Archduke Ferdinand which basically kickstarted the war and gave the Austrians a good reason to join in. Politically, France and Germany did not have a good relationship and overall that did not help towards the cause of the start of the war. In the outcome of the war the Allies were victorious over the Axis powers in a war that costed millions