Europe had army race. Countries were competing again . developed for a quick mobilization.
Many tangle alliances appeared all over Europe. Was meant to stop the war but actually caused the war. Germany had an alliance with Austria. They were called the central powers. The allied powers were France, Great Britian, Russia, and alliances.
A policy of extending a country's power and influence through diplomacy or military force.
Advocacy of or support for the political independence of a particular nation or people.
The condition of a region or group as regards material prosperity.
Assassination of Archduke Franz Ferdinand of Austria. Spark immediate causes the creates a chain of diplomatic failures setting WW1 in motion.