Although Abraham Lincoln’s views on slavery did not win him a Senate victory over Stephen Douglas, they did lead to the repeal of the Dred Scott decision.
help him win a seat in the House of Representatives.
help him win the presidency in the election of 1860.
lead to the formation of the Republican Party.

Consider the following invention from the american industrial era. cotton gin – a machine that removed seeds from short-staple cotton which option explains how this invention contributed to the role of the united states as an emerging world power? a. it was in high demand abroad, as many european nations had begun farming cotton. b. it led to the decline of slavery in the south, which enhanced america’s international reputation. c. it freed up many slaves to become factory workers in northern cities, which improved the economy. d. it increased production efficiency of a us cash crop that was in high demand in other nations.