Why did the Number of African-Americans who participated in politics through voting and running for political offices almost completely disappear when the reconstruction era ended?

a big wall across the mexican border so no drugs, terrorist, or illegal immigrants can come through : )    

boundary is what it refers to hope this

explanation:

answer: born in saint-dié, in the vosges department, france, he studied law, and was called to the bar at paris in 1854,[2] but soon went into politics, contributing to various newspapers, particularly to le temps. he attacked the second french empire with great violence, directing his opposition especially against baron haussmann, prefect of the seine department. a series of his articles in le temps was later republished as the fantastic tales of haussmannlaxupa (1868).[2]

explanation:

the answer is d. selective incorporation. (apex)