You can infer that they had a very strong economy because they did not need to expand their own economy. They stole from others.
Answer:
The Spanish were among the first Europeans to explore the New World and the first to settle in what is now the United States. By 1650, however, England had established a dominant presence on the Atlantic coast. The first colony was founded at Jamestown, Virginia, in 1607.
Explanation:
World War I, which lasted through Jul 28, 1914 to Nov 11, 1918.
https://www.history.com/topics/world-war-i/world-war-i-history
Info at the link