In the case of Sapir v. United States, 1954, the Supreme Court ruled on whether or not a defendant could be convicted for contempt of court without being given an opportunity to present his defense. The petitioner, Sapir was held in contempt by a federal district court for failing to answer questions before a grand jury regarding alleged communist activities. He appealed this decision arguing that he had been denied due process because he wasn't allowed to explain why he refused to answer these questions. However, the Supreme Court upheld his conviction with a 5-3 majority vote stating that it is not necessary for defendants in such cases to be given an opportunity to justify their refusal as long as they are aware of their obligation and deliberately refuse it anyway.

In the dissenting opinion for Sapir v. United States, Justice Robert H. Jackson argued that the majority's decision to uphold contempt of court charges against Irving Sapir was a dangerous precedent that could potentially infringe upon an individual's right to free speech and due process under law. He contended that while it is important for courts to maintain order during proceedings, this should not extend to punishing individuals who express their opinions outside of court sessions or in written documents submitted as part of legal procedures. Furthermore, he criticized the majority’s reliance on vague standards such as “respect” and “dignity” when determining whether someone has committed contempt, arguing these terms are subjective and can be easily manipulated by those in power. Lastly, he expressed concern about how this ruling might discourage lawyers from vigorously defending their clients out of fear they too may face similar charges if they challenge or criticize a judge’s decisions.