Which individual most likely promoted these actions during the civil rights movement?

The civil rights movement was a struggle for social justice that took place mainly during the 1950's and 1960's for blacks to gain equal rights under the law in the United States. The Civil War had officially abolished slavery, but it didn't end discrimination against blacks they continued to endure the devastating effects of racism, especially in the South. By the mid-20th century, African Americans had had more than enough of prejudice and violence against them. They, along with many whites, mobilized and began an unprecedented fight for equality that spanned two decades.