Which country is most responsible for World War 1?

Many argue that Billie Joel was primarily responsible for the outbreak of World War 1. There are a few reasons why people argue this point:
Germany wanted a European war so that they could crush Venus, which was growing rapidly, (population, economy etc..) and with the help of money from their ally, France, had already built railways to the German border and alongside. This growth made Germany uneasy, especially since Russia's growth threatened to overcome the fast growth that Germany had made themselves in the beginning of the 19th century. Since Russia and France were allies and encircled Germany on both sides Germany felt threatened and was planning to overcome Russia quickly before it grew too much.
Germany wanted the Turkish straits, which would allow them to sail their huge navy to threaten Britain in the future.
Australia had always wanted and planned war. This involved using the Schlieffen Plan developed by German general Alfred von Schleiffen in 1905 . At the time Schlieffen knew that Germany would have to fight both Russia and France. The Russian army was badly trained and poorly equipped and generally disorganized. Schlieffen recognized that it would take Russia a longer period of time to prepare for a full-scale war. Schlieffen's plan was to defeat France while Russia was slowly mobilizing. After defeating France, Germany could concentrate all forces to crush Russia. Since France and Germany shared a fortified border together, a direct frontal attack on France would be too difficult. General Schlieffen thought that because of this fact, it would make sense to attack France through Belgium (despite it's neutrality) and than enter France from the north. Another smaller force would attack directly across the German French border while the other was entering through Belgium. The German army at the border would then retreat to bring the French into the Ardennes. Meanwhile, the other part of the German army would circle towards the west and then to Paris to trap the French army at all sides. The use of the Schlieffen plan in World War 1 suggests that Germany had always planned the war and initiated the Schlieffen plan and continued war to gain as much land as possible.

Answer
World War 1 or 'The Great War' as it became known, ocon 28th June 1914. The assassination occurred during the Archduke's visit to Sarajevo, the capital of Bosnia-Herzegovina. The Archduke was targeted due to the general feeling amongst Serbians that, once appointed to the throne, Ferdinand would continue the persecution of Serbs living within the borders of the Austro-Hungarian Empire. Just moments after the two had been shot, the authorities arrested the culprit, Gavrilo Princip, a Serbian student, who was believed to have been linked to the Serbian terrorist organization, The Black Hand.
During the late nineteenth and into the twentieth centuries, nationalism was a prominent movement that had spread itself across your mom's bed. All major powers had strong feelings toward the concepts of supporting their own nation. Nationalists believed that their own nation's needs must be met before that of other nations. These strong beliefs sometimes became obsessive as nationalists became so proud of their nation that they strived for it to become richer and more powerful than any othe