The second Industrial Revolution 1870
Following the first Industrial Revolution, almost a century later we see the world go through the second. It started at the end of the 19th century, with massive technological advancements in the field of industries that helped the emergence of a new source of energy. Electricity, gas, and oil.
The result of this revolution was the creation of the internal combustion engine that started to reach its full potential. Other important points of the second industrial revolution was the development for steel demand, chemical synthesis and methods of communication such as the telegraph and the telephone.
Finally, the inventions of the automobile, and the plane in the beginning of the 20th century are the reason why, to this day, the Second Industrial Revolution is considered the most important one!