Research by some scholars provides population estimates of the pre-contact Americas to be as high as 112 million in 1492, while others estimate the population to have been as low as eight million. In any case, the native population declined to less than six million by 1650.
I believe there is a book on the matter as well. Good luck. :)
Part of it was because of the Industrial Revolution and the invention of the cotton gin by Eli Whitney.
I saw the film and I thought it had a decided Red color. ... in Russia, many kinds of food: all in all a very happy picture was made of Russia. ... I also want to say this, in defense of Warner Bros, that there has probably been no ... That is to say nothing of what we have done in Japan or in Austria, and have done in other areas.
Answer:
he Ninety-second United States Congress was a meeting of the legislative branch of the United States federal government, composed of the United States Senate and the United States House of Representatives. It met in Washington, DC from January 3, 1971, to January 3, 1973, during the third and fourth years of Richard Nixon's presidency.
The apportionment of seats in this House of Representatives was based on the 1960 Census. Both chambers had a Democratic majority.