War industry was a major endeavor, massive both in terms of scale and costs involved. New technologies, munitions, weapons had to made and designed. This meant there was a need for massive number of new workers and subsequently a need for new houses where the workers would live. That was the difficulty that the industry had to face.
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Silk road. the roman and silver road don't make much sense and east and west does not specify asia so the answer is silk road
The word Vietnam is derived from two Chinese words meaning "the Viet kin in the South". Traditionally, the people of Vietnam have been regarded by westerners as staunchly xenophobic, and, as such, have been viewed as having a long standing contempt for Chinese influence on the region. Border and island disputes have only exacerbated long-standing tensions between the two nations. Vietnam and China share many common cultural traditions which originated from the wet rice cultivation. China controlled Vietnam for about 1000 years, a rule which ended in 939CE. Thus, Vietnamese culture, writing, politics, religion, etc. were sinicized to a a certain degree. Yet the degree to which Vietnam preserved a distinct identity and maintained separate traditions should also be noted. During the 1st and 2nd Indochinese Wars, Vietnam grew closer to PR of China and received some funding, material, and advisors from the PRC. However, war with China in 1979 renewed hostilities. the reason why Vietnam and china are close because is that they are both communism country, there isn't much comminusim country left in the world
The division of powers is between State and National Governments.