Answer:
2.tensions grew among European nations, Germany, Austria-Hungary, Great Britain, Russia, Italy, and France, for materials and markets
-there was territorial disputes
-they all wanted industrial dominance and power
3. The alliances system meant that a local conflict could easily result into an intimidating global one. The overall cause of World War was the assassination of Archduke Franz Ferdinand. Nationalism was a great cause of World War one because of countries being greedy and not negotiating.
Step-by-step explanation: