The primary sources for Timeline: Voting Rights are:
1. Teaching Tolerance, a project of the Southern Poverty Law Center, tolerance.org,
from Democracy Class: The History of Voting Rights (Rock the Vote and Teaching Tolerance)
2. Voting Rights Timeline, businessinsider.com
3. Timeline of voting rights in the United States. Wikipedia, The Free Encyclopedia. Retrieved 14:53, June 30, 2021, from https://en.wikipedia.org/w/index.php?title=Timeline_of_voting_rights_in_the_United_States&oldid=1028075166
4. DOCSTeach, the online tool for teaching with documents, from the National Archives
5. ACLU Voting Rights Act: Major Dates in History
https://www.aclu.org/voting-rights-act-major-dates-history
Additional sources are noted within specific entries to Timeline: Voting Rights.
“Alarmism about election fraud in America extends at least as far back as Reconstruction, when white Southerners disenfranchised newly empowered Black voters and politicians by accusing them of corruption. After the passage of the Voting Rights Act of 1965, some white conservatives were frank about their hostility to democracy. Forty years ago, Paul Weyrich, who helped establish the Heritage Foundation and other conservative groups, admitted, “I don’t want everybody to vote. As a matter of fact, our leverage in the elections quite candidly goes up as the voting populace goes down.”