The swelling American population played a large part in the decision Americans made to head west. According to America’s second census in 1800, the U.S. population numbered 5.3 million. By the seventh census, in 1850, the population had quadrupled to 23.2 million. It’s been estimated that between 1820 and 1850, four million Americans moved west. In the first half of the 19th century especially, Americans were mainly farmers who needed arable land for their crops and livestock, land that was not available in the overcrowded and farmed-out east. There were, as well, financial panics (in 1818 and 1839) that uprooted people and sent them west seeking a fresh start.
<span>Han dysnasty is believed to
be the golden era because of its long-lasting legacy in China, that even today’s
generation still benefits. It established first the Silk Road. This 7,000-mile
Silk road lets the connection with the West, allowing trades with China. Next
achievement is the invention of books and paper. Originally papers have coarse
and uneven texture and thick in size. During this time, disintegrated and pounded
hemp fibers were transformed to a paper that is lighter, cheaper, more durable
and even thinner. Lastly, Han dynasty has shaped the morality of Chinese because
of the prevalence of Confucianism as the official state ideology.</span>
I believe the answer is the answer is 1776-1781
When the Nile flooded, it left behind rich, black soil.
D.