Answer:
According to Eric Hobsbawm, a British Marxist historian, this first stage of the 19th century is considered the Age of Revolutions precisely because of the spread of ideals of freedom by organized groups in Europe. They defended themes such as human rights, equality between citizens and the sovereignty of the population. Influenced by the French Revolution, nationalist and liberal activists aggravated the permanent revolution. At that time, important movements were taking place, such as wars for the national independence of the colonies in America, among other upheavals.
The American Civil War was an armed conflict that ran from 1861 to 1865 in the United States of America. In this conflict, American citizens were polarized on two fronts, that of the Union, which brought together the northern states of the country, and that of the Confederate States, which brought together southern states. This war, which resulted in more than 600,000 deaths, was the bloodiest in the history of the United States and the American continent.
The Enlightenment thinkers changed peoples' beliefs of how government should work by talking of separation of powers and checks and balances.
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