Why did railroads countries such as russia industrialize and grow economically ?

Russia's industrial revolution was later than most other countries in Europe because its geography, its agricultural based economy, poor-developed transportation system, as well as the economic and industrial growth halted with involving wars

the great wall of china worked as a defense for the feudal states of the zhou dynasty to the north. during the warring states period more walls were put up to defend the borders of the different kingdoms. it was semi successful because despite the wall, the mongols eventually conquered china also the great wall provided protection to the economic development and cultural progress, safeguarded the trading routes such as the silk road, and secured transmission of information and transportation. @jayxboof

answer is x. lo xd