United States v. Powell was a United States Supreme Court case that addressed the issue of whether a defendant could be convicted of a crime without being present in court. The case involved a man named William Powell, who was charged with the crime of counterfeiting. Powell was not present in court when the case was heard, and the government argued that he could be convicted without being present. The Supreme Court ultimately ruled in favor of the government, holding that a defendant could be convicted without being present in court. The Court reasoned that the Sixth Amendment right to be present in court was not absolute, and that a defendant could be convicted without being present if the defendant had been properly notified of the charges and had been given an opportunity to be heard. The Court also noted that the defendant's absence did not prejudice the government's case, as the evidence presented was sufficient to support a conviction. In conclusion, the Supreme Court held that a defendant could be convicted without being present in court, provided that the defendant had been properly notified of the charges and had been given an opportunity to be heard. The Court's ruling in United States v. Powell established an important precedent for criminal proceedings in the United States.

Justice Field delivered the dissenting opinion in United States v. Powell, arguing that the majority's decision was too broad and would lead to an unjust result. He argued that a person could be convicted of larceny without proof of intent to steal or deprive another of their property permanently. In his view, this interpretation would allow for convictions based on circumstantial evidence alone and thus create an unreasonable burden on defendants who may not have had any intention to commit a crime at all. Furthermore, he noted that such a ruling could potentially criminalize innocent behavior if it were interpreted too broadly by lower courts. Ultimately, Justice Field concluded that while there may be cases where conviction is appropriate without proof of intent beyond reasonable doubt, this particular case did not meet those criteria as no direct evidence existed linking the defendant with any wrongdoing whatsoever.