Why did the building of canals slow in the 1830s and 1840s?
railroads started in america at this time.
the rivers were too dangerous for building canals.
farmers found wagons to be a faster form of transportation.
2: select the five ways in which the cotton gin affected the south.
slaves became more important and valuable.
land under production declined.
prosperity reached most of the southern population.
southern attitudes about slavery hardened.
cotton became the principal southern crop.
the south developed a cultural caste system.
cotton became a major u. s. export.