Scarcity of resources. The European countries and Japan didn't have all the resources they needed in order to keep up industrialization and a few other reasons. They resorted to taking over other lands in order the "cheaply" obtain the resources.
Wallace had been one of the few people who had gone against the Cold War policies. He believes that the War will only make things worse for the economy of their country. He had described it as “death and taxes as profits for the many”
The answer is nationalism. Both leaders wanted to free their
countries from the foreign rul. They had gathered all their supporters in order
to unify them under King and stage an uprising. Both leaders became successful and
were able to regain sovereignty in their respective countries
Answer:
When Austria-Hungary declared war on Serbia, it led to Russia declaring war on Austria-Hungary as well because Russia was in an alliance with Serbia.
Germany which had an alliance with Austria-Hungary via the Triple Alliance then declared war on Russia.
Russia was already in an alliance with Great Britain and France known as the Triple Entente and when Germany declared war on Russia, Great Britain and France declared war on Germany.
Thus began the Great War.