I believe they received food from soup kitchens and bread lines, they offered free or low-cost food for people.
Inventions of the electric light, steam engine and railroads helped in the growth of U.S's Industrial boom in the 1900s during the Industrial Revolution bringing a rise for more labor. The invention of the railroad system, for example, made it possible to transport goods over long distances or a short period resulting in the creation of more jobs in various industries (Mantoux, 2013). These inventions of the industrial revolution affected workers, i.e., workers were paid poorly, child labor was introduced, cities were crowded and filled with diseases (Nelson, 1996).
Mantoux, P. (2013). The industrial revolution in the eighteenth century: An outline of the beginnings of the modern factory system in England. Routledge.
Nelson, D. (1996). Managers and workers: origins of the twentieth-century factory system in the United States, 1880–1920<span>. Univ of Wisconsin Press.</span>
Answer:
you can literally just search this up on the internent
Explanation:
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This answer depends greatly on the time period in question, but generally speaking it is true that the presence of many rivers and mountains protected China from invaders, and allowed their culture to grow with little outside influence, with the exception of Mongolian invasions from the north.