Since the countries were becoming industrialized, they needed more and more resources. Since they couldn't have them in their own countries, they had to conquer others. That's why they would make colonies and spread their empires. That way they could take coal or oil or lumber or similar things from the colony and use it for their own purposes. Usually, they would leave nothing to the colony.
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B mythology
They wanted to boycott Japanese goods
Answer: D
Explanation:
Africa traded slaves. America traded sugarcane. Europe also provided trade.
Answer:
Explanation:Artillery - Large guns, called artillery, were improved during World War I including anti-aircraft guns to shoot down enemy planes. The majority of the casualties in the war were inflicted using artillery. ... Machine gun - The machine gun was improved during the war. It was made much lighter and easier to move around.