In the Garrison v. Louisiana case of 1964, the U.S. Supreme Court ruled in favor of Jim Garrison, a district attorney who was convicted for defaming judges in New Orleans by accusing them of laziness and inefficiency. The court held that his conviction violated his First Amendment rights to free speech as it did not meet the standard set out in New York Times Co. v. Sullivan (1964), which required proof that false statements were made with actual malice or reckless disregard for truth to be considered defamation against public officials. The decision overturned Louisiana's law on criminal defamation, stating it unconstitutional because it failed to provide safeguards for freedom of speech and press as per Fourteenth Amendment due process clause standards - specifically those related to criticism about public officials' conduct. This ruling further solidified constitutional protections for criticisms directed at government officials' performance while emphasizing that such critiques are vital components within democratic societies where citizens must have access to information about their leaders’ activities.

In the dissenting opinion for Garrison v. Louisiana, Justice White argued that the majority's decision to overturn a defamation conviction was incorrect because it failed to consider the state's interest in preserving its citizens' reputations. He contended that while freedom of speech is important, it should not be absolute and unqualified when it comes at such a high cost to others. The justice believed that states should have some power to punish false statements about public officials if they are made with actual malice or reckless disregard for truthfulness. He also criticized the majority’s reliance on New York Times Co v Sullivan as precedent, arguing this case had been wrongly decided too and did not adequately balance First Amendment rights against potential harm caused by defamatory falsehoods.