Impact of Supreme Court on Voting Rights Act

The Voting Rights Act of 1965 was a significant piece of legislation aimed at outlawing discriminatory voting practices. Despite its success in eliminating many barriers, attempts to curtail these rights have persisted. In the 21st century, various laws and court decisions have called into question the vitality of voting protections.

Which of the following BEST identifies a key Supreme Court ruling that significantly impacted the enforcement of the Voting Rights Act in recent years?