Martin Luther King Jr. was the influential civil rights leader known for his "I Have a Dream" speech. This iconic speech, delivered during the 1963 March on Washington, articulated his vision for a racially integrated and harmonious America. King’s approach, rooted in nonviolent resistance and Christian values, galvanized the civil rights movement, inspiring countless individuals to advocate for racial equality. His leadership and oratory skills played a crucial role in advancing the struggle against racial segregation and injustice.