On Saturday, August 8, 2009, Justice Sonia Sotomayor took the oath of office, marking her official induction into the United States Supreme Court. This event is noted in the annals of Supreme Court history and was highlighted by Reason.com in a retrospective post.

Justice Sotomayor's oath-taking represents a significant moment in the judiciary's timeline, reflecting her role in the highest court of the United States.

Sources