Sonia Sotomayor vote was largely along party lines, with no Democrats opposing her and nine Republicans supporting her. President Obama commissioned Sotomayor on the day of her confirmation; Sotomayor was sworn in on August 8, 2009, by Chief Justice John Roberts. Sotomayor is the first Hispanic to serve on the Supreme Court. Some attention has been given to Justice Benjamin Cardozo – a Sephardic Jew believed to be of distant Portuguese descent – as the first Hispanic on the court when appointed in 1932, but his roots were uncertain, the term "Hispanic" was not in use as an ethnic identifier at the
Sonia Sotomayor before her panel, 45 were rejected, with Sotomayor never filing a dissent. An expanded study showed that Sotomayor decided 97 cases involving a claim of discrimination and rejected those claims nearly 90 percent of the time. Another examination of Second Circuit split decisions on cases that dealt with race and discrimination showed no clear ideological pattern in Sotomayor's opinions. In the Court of Appeals seat, Sotomayor gained a reputation for vigorous and blunt behavior toward lawyers appealing before her, sometimes to the point of brusque and curt treatment or testy interruptions. She was known for extensive preparation for oral arguments