Washington, D.C. has a rich history in Black history and culture, as it has been a hub for African American political, social, and cultural movements for centuries. Here are some key moments and figures in Black history in Washington, D.C.:

1. **Emancipation**: On April 16, 1862, President Abraham Lincoln signed the District of Columbia Emancipation Act, freeing all enslaved persons in the District. This was one of the first major steps towards emancipation in the United States.

2. **Howard University**: Founded in 1867, Howard University is a historically Black university in Washington, D.C. and has been a major center of African American education, culture, and activism. It has produced many prominent Black leaders, scholars, and activists.

3. **Civil Rights Movement**: Washington, D.C. was a key location for the Civil Rights Movement, with the 1963 March on Washington for Jobs and Freedom being one of the most iconic events in the city's history. It was here that Dr. Martin Luther King Jr. delivered his famous "I Have a Dream" speech.

4. **The Blues and Jazz Scene**: In the early to mid-20th century, U Street in Washington, D.C. was known as "Black Broadway" due to its vibrant music and nightlife scene. Legendary musicians such as Duke Ellington and Billie Holiday performed in the area's numerous clubs and theaters.

5. **Political Representation**: Washington, D.C. has been a center of Black political power, with the election of Marion Barry as the city's first Black mayor in 1979. African Americans have played key roles in shaping the city's politics and government.

6. **National Museum of African American History and Culture**: The NMAAHC, part of the Smithsonian Institution, opened in Washington, D.C. in 2016 and has since become a major cultural institution dedicated to preserving and showcasing the history and contributions of African Americans.

These are just a few highlights of the rich Black history in Washington, D.C. The city continues to be a significant center for African American culture, activism, and scholarship.