Generally speaking, in a cost-benefit analysis done by a government, “cost” is defined as the negative aspect of what will happen if the government decides to go through with whatever they're debating. It's what the government will lose as a result of this action.
Answer:
They got all sorts of goods and resources from the colonies because at that period of time, they gave all of their manufactured goods to the "Mother Country" (Britain).
3. They invaded countries to create empires.
East Germany was called the German Democratic Republic and West Germany was called Bundesrepublik Deutschland. West Germany's has gone unchanged.
Based on some research, the answer to your question would be the reign of emperor meiji :)
