Depends on the time period, but a theme was that money changers stimulated trade and help in the development of growing economies as the trade between different regions occur or happen during that time period.
The correct answer is - D) the development of steel tools.
This early societies managed to have complex economies because they invented and started using the steel tools. This types of tools enabled them to create more, to significantly widen the spectrum of what they can produce and the quality of it. That gave them an advantage in trade too, so their economies were prospering and over time became complex and strong economies.
French Enlightenment philosophes strongly influenced the American revolutionaries. French intellectuals met in salons like this one to exchange ideas and define their ideals such as liberty, equality, and justice.
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The Enlightenment ideas were the main influences for American Colonies to become their own nation. Some of the leaders of the American Revolution were influenced by Enlightenment ideas which are, freedom of speech, equality, freedom of press, and religious tolerance.
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Imperialism is essentially a manifestation of the balance and the process which nations try to achieve a change. The main purpose of imperialism was to decrease the strategic and political vulnerability of the nation. The goal of European countries who practice imperialism was to spread their culture; language, religion, government and education systems to other regions