Lyndon B. Johnson played a significant role in advancing civil rights for Black Americans during his presidency. Although he initially had a mixed record on civil rights issues, Johnson pushed for and signed the Civil Rights Act of 1964, which outlawed discrimination based on race, color, religion, sex, or national origin. This legislation was a landmark achievement in the struggle for racial equality in the United States.

Johnson also signed the Voting Rights Act of 1965, which aimed to overcome legal barriers at the state and local levels that prevented African Americans from exercising their right to vote. This law had a profound impact on increasing Black voter registration and participation in the political process.

Overall, Johnson's presidency is often remembered for his efforts to promote racial justice and equality, making him an important figure in Black history.