Why was the voting rights act of 1965 a pivotal moment in the civil rights movement?

The voting rights act of 1965 was a pivotal movement as it overcame the legal barriers at state and local level that prevented African Americans to vote.

Explanation:

Voting right; Act of 1965 was pivotal movement in civil rights movement as:  

calvin taught his followers that human beings needed to follow strict rules to overcome their nature and do good. second choice