Why was 1968 considered a turning point in the civil rights movement?

Ineed answers 5 and 6 on my social studies homework reply to this question i posted

Write three paragraphs on why the us should not have annexed the philippines

Read this scenario applying to the bill of rights. which of tristan's constitutional rights was violated? a. freedom of religion b. freedom of assembly c. protection against unlawful accusations d. protection against unwarranted search and seizure