The Russian Revolution was sparked by the manner in which the people were treated and the miserable conditions in which they were living under the Tsar Nicholas II. The people were not willing to put up anymore with the poverty and unjustly treatment towards them, so led by Vladimir Lenin, they revolted. The revolution was successful at the end, and it put end to the monarchy in Russia, while it opened up the doors for the communism at the same time. Unfortunately for the Russians, the century ahead of them didn't turned out to be better, but the same, or even worse at times.
Um, the achievements. They received many achievements and invented things
The correct answer is C) It encourages the development of new devices to fight and end wars.
War promotes innovation in that it encourages the development of new devices to fight and end wars.
Indeed, many advances that had served humanity had been developed first with military purpose. Many technological advancements in transportation, medicine, or even the internet, were developed by the military during war times. The internet, for instance, served as an effective communication device for the troops during the warfare. Later, these inventions, are adapted to be used by citizens in their daily activities.