The answer is Vasco De Gama.
Because slavery was central to their economy.
Answer:
A.the Vietnam War (1955-1975)
Explanation:
Prior to this americans havent seen a war being broadcast live, nor being this immidiately in their living rooms, this changed cable news forever, the foreign bureau offices of different broadcasters chains started to open and reporters and journalists started going to war zones to cover the war, up to this day there is still war reporters and war correspondants in almost every news chain in the States.
<h3>What is
Gilded age?</h3>
The Gilded Age describes a period in 1870s where there are gross materialism and enormous political corruption in the U.S. Sphere.
During the Gilded Age, various businessmen usually bribed the public officials at the all level and fraud/manipulation were massively used to influence elections.
During this period, the government tends to protect more the interests of business-owners than the farmers, Native Americans, workers etc
Read more about Gilded age
<em>brainly.com/question/8207456</em>
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<h3>What is Progressive Era?</h3>
The Progressive Era describes a period where more emphasis were laid on a transparent and accountable government for the improvement of the society.
During the Progressive Era, the reformers pressured the federal government to eliminate unethical business practices, reduce corruption, and counteract the negative social effects of industrialization.
The Progressive Era brought about various reforms which includes:
- right of workers
- civil service reform
- food safety laws
- women Political rights etc
Read more about Progressive Era
<em>brainly.com/question/24931997</em>