Because of the russian revolution, and the bolsheviks rise to power, they took their losses early and surrendered. This benefited the germans greatly because they no longer had to fight a 2 front war.
Answer: a few islands that were formed millions of years ago by volcanic activity
Japan is an island nation, it is a stratovolcanic archipelago composed of about 1,042 islands, and more than 2,000 islets that extend along the east Asian coast of the Pacific Ocean.
This country is located in one of the geologically most unstable and complex areas of the Earth: the Pacific Ring of Fire, therefore it is a highly seismic zone.
The mining industry contributed to the development of railroads because the mining industry required transport routes to transport the goods that they mined to factories to be processed and urban centers to be finished and sold. Also they helped to contribute to the development of railroads by providing the metals and other inputs necessary to build the railroads themselves.