President Obama said that when Sotomayor was formally sworn in, the country "came yet another step to a more perfect union that we all seek."
'So Help Me God': Sotomayor Becomes First Hispanic Supreme Court Justice
Sonia Sotomayor is sworn in as the 111th justice of the Supreme Court.
Senate Confirms Sonia Sotomayor
Obama's pick confirmed by Senate, becomes first Hispanic Supreme Court justice.
Sotomayor Steps Closer to Confirmation
Panel sends Supreme Court nomination to full Senate for consideration.
Day Four: Sotomayor Faced Tough Questions in Discrimination Case
New Haven firefighter Ben Vargas says legal system "didn't care" about his case.
Day Three: Sotomayor Sidesteps Questions on Abortion, Gun Rights
Supreme Court nominee restates view that judges don't make law or set policy.
Day Two: Supreme Court Nominee Sotomayor a 'Bully on the Bench?'
GOP senator questions Sotomayor's temperament; she says she's tough, yet fair.
1 Day Down: Sotomayor Pledges 'Fidelity to the Law'
GOP claims Sotomayor's an activist; she says her role "is not to make the law."
Legalities: Sotomayor Confirmation Hearings
ABC News' Jan Crawford Greenburg covers the Sonia Sotomayor confirmation hearings.
WATCH: Sotomayor: 'Wise Latina' Words Failed
High court nominee explains how her "rhetorical flourish fell flat."
High Court: White, Hispanic Firefighters Treated Unfairly
Splitting down ideological lines, justices reverse Sonia Sotomayor ruling.
Latinos Will Be on Lookout for Sotomayor Abuse
Latinos warn lawmakers they will be under scrutiny.
More Sotomayor Gender Remarks?
Sonia Sotomayor's past remarks fuel debate over gender and the judicial process.
What Are Sotomayor's Views on Abortion?
Both sides want the Supreme Court nominee to explain her stance.
Sonia Sotomayor: A Look at Obama's Supreme Court Pick
A look at the life, career and past statements of Obama's Supreme Court choice.
Will Sotomayor's Storied Heritage Help Her to the Bench?
Sonia Sotomayor's brother says his sister "represents the future."
Not All Republicans Distrust Sotomayor
Sen. Jeff Sessions says he doesn't share the misgivings of some in his party.Nancy Drew: Smart Women's Role Model
Hillary Clinton, Sonia Sotomayor and others share love of the detective series.
Sotomayor Faces GOP Push Back
GOP senators blast Supreme Court nominee's questionnaire, confirmation schedule.
Sotomayor: 'I Feel Fine' After Fall
Supreme Court nominee fractured her ankle during a fall at New York's LaGuardia airport this...
Souter to Retire; Search for Replacement is On
Obama interrupted briefing to thank Souter, outline criteria for next Justice.
Judge Sonia Sotomayor Heads to the Hill
Supreme Court nominee begins Senate meetings this week.
Historic Nominee Leaves GOP Walking Fine Line
Sonia Sotomayor to become first hispanic Supreme Court justice if confirmed.
Could Abortion Doctor's Murder Become an Issue in Sotomayor's Confirmation Process?
Anti-abortion groups are concerned that it might have an adverse impact.
GOP Wants More Sotomayor Records
Sotomayor addressed women in the workplace on "GMA" in 1986.
Gingrich on Twitter: Sotomayor 'Racist'
Conservatives take aim at Obama's Supreme Court Justice nominee.
Wide Support for Sotomayor Court Pick
Fifty-nine percent say her sex plays no role in judicial decisions
