Christopher Columbus is the explorer who is credited for discovering America. Of course, there were already people living in America at the time who we call Native Americans. There even was a European, Leif Ericsson, who had been to the Americas before. However, it was Columbus' voyage that started the exploration and colonization of the Americas.
Answer:
I am pretty sure it is constructing villas hope I could help
Reaper and steel plow were the machines invented by Cyrus McCormick and John Deere that made large-scale agriculture possible, especially on Midwestern prairies.
B) Reaper and steel plow
<u>Explanation:</u>
In the 1800's people used to do all the chores with their hands hence, it made farming a tough job and a lot of time consuming activity. During the industrial revolution, Cyrus McCormick invented a mechanical reaper, which would help reap big farms in very less time.
The steel plow played a very important role in the industrial revolution as the wooden plow used to be weak but John Deere's invented steel plow was strong and broke soil easily.
Was an imperial dynasty of china preceded by the sui dynasty
The correct answer is:
Only Southern states
Explanation:
The doctrine of nullification was created under the concept <em>that </em><em>the Union between the states was formed as an agreement were states designated power to a federal government </em>so every state had <u>the right to void any law </u>they saw as unconstitutional.<em> </em>To void a law three quarters votes of the other states were required.
<em>South Carolina used the Doctrine of Nullification in 1832 </em>to void a federal tariff they saw as unconstitutional, and President Andrew Jackson reacted with the threat of using military force to stop the rebellious act because this doctrine was never admitted in the United States Constitution.
