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In 1913, Detroit, Ford achieved the modern assembly line for his factory with which he reduced production costs, bringing luxury, comfort and freedom to the masses and reducing assembly time from 12 h to 2 h and 30 min
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In 1914, the Panama Canal was inaugurated, a navigation route between the Caribbean Sea and the Pacific Ocean, the impact of which has shortened maritime communication in time and distance, boosted commercial exchange and obtained a short and cheap transit route.
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The theory of relativity, published in 1915 in Berlin, is a theory of gravity that replaces Newotonian gravity. Whose impact opened a research field known as cosmology
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In 1917, in Russia this decree was approved, consisted of the abolition of private land ownership, the importance of this fact approved for the peasants to take the lands of the nobility and Church
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The 1918 armistice was a treaty signed in France that ended the fighting on land, sea and air of the First World War. It had as a consequence the end of the Austro-Hungarian, Turkish-Ottoman, Russian and German empires.
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In 1923, in Barcelona Primo de Rivera captain general of Catalonia carried out a coup d'état with the supposed help of the king. It had as a consequence the establishment of its dictatorship based on authoritarianism, Spanish nationalism and militarism
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Fleming discovered penicillin in 1928, in London . It's importance it's mainly in the millions of people it has saved since it was discovered and because it has been one of the fundamental pillars of current pharmacology.
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In 1993 Adolf Hitler came to the government in Germany, after being selected chancellor by Hindenburg, this fact was of great importance since it liquidated the democratic institutions of the republic and established a one-party dictatorship.
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The Spanish Civil War took place in 1936 between the Republican side and the national side led by Franco. Many historians said that it is important because it is the prelude to the second world war in Europe as well as the first episode
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The Spanish civil war ended in 1939 with the victory of the national side led by Franco, its end meant the end of the Bank of Spain's gold reserves and the establishment of the Franco dictatorship
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The German invasion of Poland took place in 1939 carried out by the German army led by Adolf Hitler. Its end was the trigger for the Second World War in Europe and ended with the Second Polish Republic.
