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Who invented the first electrical circuit?

Volta's first electrical circuits used a battery and electrodes that were placed underwater. The resulting currents created hydrogen and oxygen. Later, Thomas Edison invented the incandescent light bulb and developed a power generator and distribution system using electrical circuits to allow the widespread use of electric lighting. The Pearl Street Station in Manhattan was the first American electric power distribution center.

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What year was the Trail of Tears?

Most of the Native Americans on the march did not make it to the new land and died along the way due to the unforgiving weather conditions and lack of food or proper rest. Technically, it was against the law for President Jackson to do this, but he ignored the law often throughout his presidency. The Trail of Tears is considered one of the worst atrocities that the U.S. government ever committed.

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What jobs did the pioneers hold?

During the 19th century, the American pioneer moved westward away from established areas of society and into unsettled territories. The goal of owning property, and living independently on it, separated the pioneer from other figures moving westward such as the trapper, the miner and the explorer. The expansion of the United States depended on people moving into and occupying western territories. A series of land acts offered free land to anyone willing to risk the journey and caused great migrations, such as the Gold Rush, during the 19th century. The first waves of pioneers needed many skill..

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Who won the election of 1860?

Abraham Lincoln won the election with about 40 percent of the vote. However, he carried 18 states, which gave him a commanding victory in the Electoral College. His closest opponent in the popular vote was Stephen Douglas, who won about 30 percent of the vote but only carried one state, Missouri. John Breckenridge won all of the states of the Deep South and Maryland, making him Lincoln's closest competitor in the electoral college. Bell carried three states.\nLincoln's election to the presidency caused the South to secede from the union, for they mistrusted his and his party's n..

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Who invented science?

Aristotle described nature and the way it worked unlike any before him. He was the first to use observations to describe the world around him, which is the foundation of empirical science. However, whether he invented science is debatable to some extent as he did not use the scientific method.Many know Roger Bacon as the originator of the scientific method, which emphasizes observation and experiments to confirm hypotheses and the use of measurable empirical data. However, many historians now credit Muslim scholar Ibn al-Haytham for developing the same ideas 250 years before Bacon did. Born in..

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How did Raphael contribute to the Renaissance?

Raphael was born in 1483 and studied under the painter Perugino in Umbria, Italy. One of Raphael's earliest paintings, the Marriage of the Virgin, is an homage to Perugino's painting, which covers the same subject. Perugino's works emphasized gracefulness, light and pure colors, and Raphael learned and enhanced his techniques.\nRaphael then moved to Florence, where he was influenced by the painter Masaccio. From this painter, Raphael learned how to better group his characters in a work. He also learned techniques from Michelangelo and Leonardo. While Raphael was in Florence, he ..

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What are some famous acts of civil disobedience in the USA?

Thoreau's arrest for his refusal to pay a poll tax was hardly the first act of civil disobedience in America, but it was one of the most important. The writer spent only a single night in a fairly comfortable jail cell. However, his reflections on the event and what he considered to be the duty of citizens to resist unjust laws were widely read. The influence of Thoreau's writing on civil disobedience has been cited by civil rights leaders in the United States and around the world in the years since.\nThe Montgomery Bus Boycott began in December 1955, when Rosa Parks refused to surre..

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Why did the Harlem Renaissance occur?

The Harlem Renaissance was a boom of African-American cultural production that influenced the different arts, including music, poetry, activism and literature. Some artists from the period had been part of the Great Migration that occurred after the Civil War, during which a large number of African-American families moved from the south to the north in an effort to find a better life. Some of these families found their way to Harlem, which was originally designed to be a suburban development for white families.\nNotable figures of the period, which extended from the 1920s into the 1930s, were ..

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What was America like in the late 1700s?

Following the conclusion of the French and Indian War, tension began to build between England and its colonies in North America. To pay off its war debt, the British government passed a number of laws increasing taxation on the American colonists, many of which destabilized the colonial economy and further incited anti-English sentiment.\nTwo important events, the Boston Massacre in 1770 and the Boston Tea Party in 1773, helped to further fan the flames of revolution. By 1775, the loyalist governor of Massachusetts had declared the situation an "open rebellion" against the throne, and on July ..

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How did Prince Henry of Portugal influence exploration?

Prince Henry founded a school of navigation in 1418. Attendees learned navigation skills along with skills in map making that would help them as they sailed down the West African coast. Up until the time, no European explorer had made it further than Cape Bojador, and what lay beyond that point was known throughout Europe as the "Sea of Darkness." Prince Henry and his crew were able to go beyond that point by 1434.The results of Prince Henry's explorations paved the way for the establishment of a main route between Europe and the New World. One of the biggest discoveries of Prince Henry w..

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