That would be Cornelius Vanderbilt
Answer:
The material justifications behind Manifest Destiny, are, in first place, the need for more land, because the United States was growing fast, both due to natural growth, and also due to immigration from Europe.
The second material justification was the need for more resources. The American West has important resources, including access to the Pacific Ocean.
Ideologically, the first justification is that Americans considered their duty and right to expand the American ideology over the western part of the continent, and impose this ideoloy over Native Americans.
The second ideological justification is the same but pertaining to religion: Americans felt that it was their duty and right to spread christianity.
According to the Cambridge and Merriam-Webster dictionaries, a person who takes power by force and rules with total authority is a dictator. A dictator is not elected by the people, and extends his powers into the private lives of the people. He usually enjoys a cult of personality throughout the nation. An example of dictator would be Hitler in Germany between 1933 and 1945.
You should bear in mind that there are two other words which could fit this definiton, with some nuance:
- if this ruler uses its unlimited power unfairly and/or cruelly, it is a tyrant;
- if this ruler came to power through elections which he rigged, and simply rules without any political opposition, it is an autocrat.
Answer:
On October 20, 1803, the Senate approved for ratification a treaty with France by which the United States purchased the Louisiana Territory. ... Jefferson instructed the American minister in Paris to try to purchase the city of New Orleans and the Florida Panhandle, for which Congress had appropriated $2 million.
It would be the preservation and the dominance of Christianity in the region. Also it paved way to a creation of a powerful Catholic nations that will play a significant role in the history especially in the Age of Exploration and Colonization. Also it saved face of Christianity after the fall of Constantinople into Muslim hands.