City-states came first , hope thats helps :)
Answer:
<em>Carnegie worked with others in establishing a steel rolling mill, and steel production and control of industry became the source of his fortune. Carnegie had some investments in the iron industry before the war. When he built his first steel plant, he made a point of naming it after Thomson.</em>
Explanation:
As the sponsor of Christopher Columbus's voyages, Spain was the first European power to settle and colonize the largest areas, from North America and the Caribbean to the southern tip of South America.
