American Population Growth in the 19th Century

What factor led to a sharp increase in the demand for slave labor in the southern agriculture?

In 1860, how many states did the U.S. have?

What technology allowed 2-way river traffic, especially along the Mississippi and Ohio Rivers?

What did the Supreme Court overturn in 1824, allowing competition along America's waterways?

What transportation mode became the most important for farmers in the interior of the country?

What helped push America towards a market economy?

What did the introduction of cheap land, territorial acquisitions, and dramatic innovations in technology lead to?

'By 1860, there were four times more slaves than in Jefferson's day.' What contributed to this increase?

What was a significant factor contributing to the population growth of America in the first half of the 19th century?

Which event coincided with the greatest percentage jump in America's population growth just after the turn of the century?

What was a notable cause of the second rush of immigrants from Ireland and Germany to America in the mid-19th century?

What was the impact of the war with Mexico on America's population growth in the mid-19th century?

How were enslaved people counted for population purposes in the U.S. during the first half of the 19th century?

In what way did the Louisiana Purchase impact America's population growth?

What was a primary reason for America's population growing by about a third every decade in the first half of the 19th century?