Final answer:
The famous speech given by Martin Luther King Jr. at the March on Washington was the "I Have a Dream" speech. In this speech, King called for an end to racial injustice and envisioned a harmonious, integrated society.
Step-by-step explanation:
The famous speech given by Martin Luther King Jr. at the March on Washington for Jobs and Freedom was the "I Have a Dream" speech. This speech took place on August 28, 1963, at the Lincoln Memorial in Washington, D.C. In the speech, King called for an end to racial injustice and envisioned a harmonious, integrated society.