Martin Luther King III, Arndrea Waters King and Yolanda Renee King, visited Memphis to mark the 56th anniversary of Dr. Martin Luther King Jr.’s assassination.

A monument honoring the Rev. Martin Luther King Jr. created by the nation's first Black astronaut-turned-sculpture was vandalized in a Denver park.

Dexter Scott King, the youngest son of civil rights icon Martin Luther King Jr., died Monday from prostate cancer, according to The King Center.

The Georgia senator and priest spoke with ABC News Live's Linsey Davis about the state of civil rights in the country.

On Monday, thousands gathered at the historic Martin Luther King Jr. Avenue in southeast Washington, D.C., for the city's annual peace walk and parade

Officials in Boston unveiled a sculpture commemorating Rev. Martin Luther King Jr. and his wife, Coretta Scott King.

Biden will speak at Ebenezer Church on Sunday, which would have been King's 94th birthday.

"For every name we know, there are scores of names we don’t know because of sexism."

Vice President Kamala Harris demanded action on voting rights Monday in honor of Martin Luther King Jr.

On MLK Day, a Black church preservation project from the National Trust for Historic Preservation announced that it received a $20 million donation.

On the day the nation celebrates the civil rights leader's birthday, here are some of his most inspiring words.

Rita Moreno recalled how she was present during Martin Luther King Jr.'s "I Have a Dream" speech and how it affects her to this day.

Legendary Texas Southern University debate coach Dr. Thomas F. Freeman has died at 100, the university has announced.

The FBI, which once conducted targeted surveillance of Dr. Martin Luther King, Jr., caused a firestorm on social media after posting a tribute honoring the iconic leader.

The nation pauses to celebrate what would have been Rev. King's 91st birthday.

Breaking down the FBI's massive operation and the various leads.

What you need to know about the assassination of Martin Luther King Jr.

Photographer Steve Schapiro reflects on his past work.

The noted author and the congresswoman discuss the civil rights icon.

"What you started, we are going to finish it," one student said.

Andrew Young recalls the moment a bullet killed Martin Luther King Jr.

It is impossible to describe what he meant to black Americans while he lived.

Martin Luther King Jr. was assassinated 50 years ago in Memphis.

Stevie Wonder produced a new video featuring dozens of celebrities, musicians and political figures sharing their dreams for the world and themselves.

Stephon Ferguson travels around the world speaking in the voice of MLK.

King was assassinated 50 years ago this week.

Lewis, who boycotted Trump’s inauguration, says Martin Luther King Jr. “would have taken the same position I did.”

A fifth-grade Texas, like Dr. King, has a dream.

It's one of a handful days when all national parks are free.

A look back at Martin Luther King Jr.’s most inspiring words on the 49th anniversary of his death.

The wife of Rev. Dr. Martin Luther King Jr. speaks out in her posthumous memoir.

Many paying tribute to the late civil rights leader today.