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It ended in 1840.
It was the transition to new manufacturing processes like going from hand production methods to machines, new iron production systems. We started using steam and water power more and we created new mechanized factory system. -
The Revolution ended in 1791
It is the starting point of the Age of Revolution.
It was an ideological and political revolution that occurred in British America -
It ended in 1799
It was inspired by the American Revolution.
It inspired campaigns for the abolition of slavery and universal suffrage. -
The French Revolution lead de Gouges to publish the declaration since it did not lead to recognition of women's rights. -
It was an international diplomatic conference to reconstitute the European political order after the downfall of the French Emperor Napoleon Bonaparte. -
Today, pasteurization is used in the dairy industry and other food processing industries to preserve food and its safety. -
The theory of relativity takes in two interrelated theories by Albert Einstein : special relativity which concerns all physical phenomena without gravity and general relativity which explains the law of gravitation and the relation with other forces of nature. -
The fights ended on November 11th 1918
The mustard gas was one of the major weapon used during that war and it was created by a german chemist. That lead to the creation of gas masks. The use of aircraft for reconnaissance and bombing lead to many more deads. -
It was a severe worldwide economic depression that ended in 1939. It began after a major fall of prices in the United States. -
It ended on August 14th 1945
The radar was used as a defense to locate the enemy's aircraft. Codebooks were developed to communicate without drawing the enemy's attention such as the Enigma Machine.