Answer:
Eastern edge of Great wall was Pyongyang in North Korea in ancient, but Dandong is edge now
Explanation:
The election of 1860 was one of the most pivotal presidential elections in American history. It pitted Republican nominee Abraham Lincoln against Democratic Party nominee Senator Stephen Douglas, Southern Democratic Party nominee John Breckinridge and Constitutional Union Party nominee John Bell. The main issue of the election was slavery and states’ rights. Lincoln emerged victorious and became the 16th President of the United States during a national crisis that would tear states and families apart and test Lincoln’s leadership and resolve The Civil War
The Harlem Reinaissance was a cultural, intellectual and social movement developed in the decade of the 1920s in New York. It importance relies on the fact that it was considered the rebirth of African American cultural expressions. The so-called negro culture acquired great popularity.
Through the movement, African Americans who participated on it felt empowered again after a very long time, and found the strength to fight against constant discriminations and racist manifestations in everyday life.
It would be the oasis and aquifers provide water to the people. In the arid places people tend to supply by travelling around the desert and stopping in areas that has oasis and aquifers in order to replenish their water supplies. Also oasis and aquifers become stopping posts if it is a trade route for merchants and travelers in the arid regions.