To what Extent Was Germany Responsible for the Outbreak of War in 1914?

The German empire might have provoked the ignition of the First World War also known as the "Great war" by their invasion of France via Belgium this being the initial act of confrontation. Would this make Germany guilty in sparking the war of all wars? Being a controversial topic still amongst historians today the majority agrees that a series of events resulting in triggers began the war involving all parties not just the German empire.
Whilst Bismarck wanted Germany to stay as a land-based European power with a strong army, Wilhelm wanted Germany to follow "Weltpolitik" a world policy.…