How did the invention of the cotton gin affect slavery in the united states? (did it create more or less demand for slaves, and explain why) (insert paragraph of 4-6 sentences here)

The transcontinental railroad runs from the to the i. north ii. south iii. east iv. west a. i and ii b. ii and iii. c. iii and iv d. ii and iv

In what is known as the great migration, large numbers of african americans moved from the rural south to northern cities, beginning in the early twentieth century. what motivated this large-scale movement?

Who was the leader of the democratic people’s republic at the beginning of the korean war?