The Democratic National Convention has played a significant role in Black history, as it is a key event in American politics where major decisions are made regarding party leadership, the party platform, and the selection of presidential and vice-presidential candidates.

One notable moment in Black history related to the Democratic National Convention occurred in 1964 when the Mississippi Freedom Democratic Party (MFDP), a racially integrated group that sought to challenge the state's all-white delegation at the convention, made a powerful statement for civil rights. Led by civil rights activist Fannie Lou Hamer, the MFDP demanded to be recognized as the rightful representatives of Mississippi's Democratic voters. Although the MFDP was unsuccessful in its bid to replace the all-white delegation, their efforts brought national attention to the issue of racial discrimination in politics.

Another significant moment in Black history at the Democratic National Convention took place in 2008, when Barack Obama became the first African American to secure the Democratic Party's nomination for President of the United States. Obama's historic nomination and subsequent election marked a milestone in American history and inspired millions of people, particularly in the Black community, to believe that progress was being made towards racial equality and representation in politics.

Overall, the Democratic National Convention has been a platform for important discussions and advancements related to civil rights and racial justice in America, with numerous Black leaders and activists making their voices heard and contributing to the shaping of the nation's political landscape.