Which historical figure is known for his "I Have a Dream" speech?

The historical figure known for the "I Have a Dream" speech is Martin Luther King Jr. This iconic speech was delivered during the March on Washington for Jobs and Freedom on August 28, 1963. In it, King articulated his vision of a racially integrated and harmonious America, where people would be judged by their character rather than the color of their skin. The speech is celebrated for its powerful imagery and is considered a defining moment in the American civil rights movement. King's use of biblical references and the repetition of the phrase "I have a dream" helped to galvanize public support for civil rights and is viewed as a profound call for equality and justice.

The other figures had significant roles in civil rights and social justice, but it is King who is specifically remembered for this monumental speech and its impact on American society and civil rights legislation.