What was the significance of the two crises in relation to the outbreak of world war 1?

Answer 1

On June 28, 1914, a young Serbian nationalist named Gavrilo Princip killed Archduke Franz Ferdinand, heir to the throne of the Austro-Hungarian Empire, in Sarajevo, Bosnia. Taking place against a backdrop of escalating tensions in the Balkans, the assassination set off a chain of events that would lead to the start of World War I barely one month later. To many people, the Great War-as it was known at the time-seemed to come out of the blue, as the European continent was enjoying a long stretch of unparalleled peace and prosperity. In fact, the seeds of the devastating conflict had been planted long before Princip fired those fatal bullets.

Answer 2

Ideations were stopped and no longer forced upon nations of the world. Case in point; Germany's world would have excluded anyone who were not tall, blond and light eyed Nordic, "Aryan Race". Italy's ideation of the return of the great Roman days. Japans ideation of expanding it's empire.