Because there needed to be legislation to rule the new country with. The Constitution was not yet written, and this was what was there instead. After the Articles of Confederation failed, the Constitution was instituted and enforced.
<span>transports first of all, to make trade easier: more highways, especially the one connecting to other countries. And new, bigger and more efficient airports, both for tourism and commerce. Oher structures that have been made more modern and functional are for example hotels, to guest more people.</span>
Answer: The Industrial Revolution and the Space Race
Explanation:
The Industrial Revolution: Transformed economies that had previously been based on agriculture and handicrafts into economies based on large-scale industry, mechanized manufacturing, and the factory system (more efficient). New machines, new power sources, and new ways of organizing work made existing industries more productive and efficient and allowed further innovation in all facets of life.
Space Race: Changed how humanity understood and interacted with the wider universe; led to vast advancements in travel, weaponry, science, astronomy, and now economy as private companies are working on space trips using technology and knowledge learned during the Space Race.