The problem of racial justice or injustice in the society has been a running theme in this country's history for a very long time.

You would choose today, because there's no moment in history in which the world is healthier, is wealthier.

Kristallnacht now signifies the tragic consequences of silence in the face of unmitigated hatred.

By any measure, Nelson Mandela has changed the arc of history, transforming his country, continent, and the world.

We know that Srebrenica's future, and that of Bosnia and Herzegovina, will not be held back by its painful recent history.

The name Srebrenica will forever be associated with some of the darkest acts of the 20th century.

I call upon all Americans to visit www.AsianPacificHeritage.gov to learn more about the history of Asian Americans and Pacific Islanders.

We honor the memory of the 1.5 million Armenians who were brutally massacred or marched to their deaths in the waning days of the Ottoman Empire.

The United States is proud of your heritage, and your contributions honor the memory of those who senselessly suffered and died nearly a century ago.

Today, on the 191st anniversary of Greece's independence, we commemorate that struggle to restore democracy in its birthplace.

I want my daughters to see the shackles that bound slaves on their voyage across the ocean.

That's not how America was built.

We have made the largest investments in clean energy in our Nation's history.

I urge all Americans to commemorate this time when we celebrate the history and culture of Caribbean Americans.

We must heed the urgency to listen to and care for the last living survivors, camp liberators, and the witnesses to the Shoah.

History teaches us that our nations are stronger and our cause is more just when we appropriately recognize painful pasts and work to rebuild bridges of understanding toward a better tomorrow.

We solemnly remember the horrific events that took place 96 years ago, resulting in one of the worst atrocities of the 20th century.

I believe that Qadhafi is on the wrong side of history.