The second significant cause of the Great Migration was the desire of black Southerners to escape segregation, known euphemistically as Jim Crow. Rural African American Southerners believed that segregation - and racism and prejudice against blacks - was significantly less intense in the North.Jul 2, 2016
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On November 8, 1861, Charles Wilkes, a U.S. Navy Officer, captured two Confederate envoys aboard the British mail ship, the Trent. Great Britain accused the United States of violating British neutrality, and the incident created a diplomatic crisis between the United States and Great Britain during the Civil War.
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<em><u>Samuel Morse</u></em></h2>
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Telegraph was the device invented by Samuel Morse and other inventors in 1830's and 1840's. It revolutionised long distance communication and worked by transmitting electrical signal by a wire laid between two stations.
Samuel Morse also developed set of dots and dashes for each alphabet of English language so that complex messages could be transferred via telegraph lines. Samuel Morse sent the first telegraph between Washington D.C to Baltimore in 1844. By 1866, telegraph lines had been laid between Europe and Atlantic.
Answers D I’m pretty sure. Good luck!