Between 1640-1660, Great Britain enjoyed the greatest benefits of mercantilism. During this period, the prevailing economic wisdom suggested that the empire's colonies could supply raw materials and resources to the mother country and subsequently be used as export markets for the finished products.
Answer:
Inventions like the airplane and machine gun
Explanation:
World War I was so deadly because all of the new weapons that were invented. New technology that was being invented such as machine guns and mustard gas made war deadlier than every war before.
They became wealthier by finding gold and sending it back to Europe
