In the 1960s, what federal action attempted to end the use of Jim Crow laws in the United States?

In the years following Reconstruction, the South reestablished many of the provisions of the black codes in the form of the so-called "Jim Crow laws." These remained firmly in place for almost a century, but were finally abolished with the passage of the Civil Rights Act of 1964

Explanation:

countries such as spain, france and portugal colonized the region. although most of latin america was colonized by spain, the countries of portugal and france also had major influences on the region. due to war and disease, native populations were decimated.

well considering i can't see the graph, it's probably prices