Answer:
The WESTWARD Expansion started in 1803
Explanation:
A <u>party leader</u> is the role that presidents have to play when supporting someone's campaign for a senate seat. The party leader is in charge of managing the party's relationship with the public. <u>They help senators by making speeches and providing money. </u>
Reason , independence , natural environments
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.