Some dates to give you some background on the Civil Rigths Movement in the U.S.
1861 - 1865 American Civil War
1863 - Emancipation proclamation
1865 - 13th amendment (abolishment of slavery)
1865 and onwards - black codes later Jim Crow laws
1868 - 14th amendment ( granted citizenship to all persons born or naturalized in the United States—including formerly enslaved people—and guaranteed all citizens “equal protection of the laws.”)
1954 - Brown vs. board of Education (1957 little rock nine)
1955 - Rosa Parks refuses to give up her seat on the bus; murder of Emmet Till.
1963 - bombing of 16th street babtist church
1964 - the Civil Rights Act bans discrimination by race
(documentary 13th).