The efficient and easy transportation of raw materials and finished goods was an important reason that railroad encouraged. At present, in the United States of America (USA), around 7000 railroads are active which carries the raw material and good to the different states and places of the country.
In the United States of America, on that date of 28th February, 1827, the Baltimore and Ohio railroads became the first railways for commercial transportation of passengers and goods.
Germany sunk it using their submarines.
Islam had a major influence on East African cultures
Well, this is quite subjective. The National Industrial Recovery Act allowed the president to regulate industry in an effort to stabilize prices. However, in 1935, it was declared unconstitutional and repealed. Had it survived, it probably would've been quite effective.
I believe it was Austria.