Answer:
Voting Rights Act 1965
Step-by-step explanation:
The law or amendment that had the greatest impact on expanding voting rights between 1865 to today is "Voting Rights Act 1965."
The Voting Rights Act 1965 enforces the Fifteenth Amendment of the United States Constitution.
Following the adoption of the Voting Rights Act 1965, about a quarter of a million new African American voters had been registered across the country at the end of the year.
The voting rights act 1965 made any form of racial, religious, and financial status, and sex discrimination toward voting rights illegal.