<span>The Great Depression had started after the stock market crash in October 1929
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Women were not allowed to act. Young men played the parts of women.Acting Troupes were exclusively men. The female parts were played by men, usually men whos voices had yet to break.
The term of office for a representative is two years
In general, yes, immigration during 1830s to 1840s was vital to the industrialization of America, since it was mostly immigrants who first sought employment in the factories that were an essential element of industrialization.
That would be productivity.
It was the year 1798 that Thomas Malthus predicted that the humanity would be met with mass starvation. His prediction was based on an assumption that human population would far exceed the means of producing food and that we just would not be able to produce enough food for everyone. But the technological advancement and the advanced farming techniques allowed us to increase productivity and thus avert this prediction.